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    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfEarningsPerShareAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfEarningsPerShareAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfEarningsPerShareAbstract_lbl" xml:lang="en-US">Schedule of earnings per share [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfEarningsPerShareAbstract" xlink:to="atspu_ScheduleOfEarningsPerShareAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StatementClassOfStockAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xml:lang="en-US">Class of Stock [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementClassOfStockAxis" xlink:to="us-gaap_StatementClassOfStockAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InitialPublicOfferingAbstract" xlink:href="atspu-20211231.xsd#atspu_InitialPublicOfferingAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_InitialPublicOfferingAbstract_lbl" xml:lang="en-US">Initial Public Offering [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InitialPublicOfferingAbstract" xlink:to="atspu_InitialPublicOfferingAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PrivatePlacementAbstract" xlink:href="atspu-20211231.xsd#atspu_PrivatePlacementAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PrivatePlacementAbstract_lbl" xml:lang="en-US">Private Placement [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PrivatePlacementAbstract" xlink:to="atspu_PrivatePlacementAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xml:lang="en-US">Related Party Transactions [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsAbstract" xlink:to="us-gaap_RelatedPartyTransactionsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueDisclosuresAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueDisclosuresAbstract_lbl" xml:lang="en-US">Fair Value Disclosures [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueDisclosuresAbstract" xlink:to="us-gaap_FairValueDisclosuresAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfFairValueOnANonRecurringBasisAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfFairValueOnANonRecurringBasisAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfFairValueOnANonRecurringBasisAbstract_lbl" xml:lang="en-US">Schedule of fair value on a non-recurring basis [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfFairValueOnANonRecurringBasisAbstract" xlink:to="atspu_ScheduleOfFairValueOnANonRecurringBasisAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xml:lang="en-US">Fair Value Hierarchy and NAV [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfWarrantLiabilityAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfWarrantLiabilityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfWarrantLiabilityAbstract_lbl" xml:lang="en-US">Schedule of warrant liability [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfWarrantLiabilityAbstract" xlink:to="atspu_ScheduleOfWarrantLiabilityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfChangesInTheFairValueWarrantLiabilityAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfChangesInTheFairValueWarrantLiabilityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfChangesInTheFairValueWarrantLiabilityAbstract_lbl" xml:lang="en-US">Schedule of changes in the fair value warrant liability [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfChangesInTheFairValueWarrantLiabilityAbstract" xlink:to="atspu_ScheduleOfChangesInTheFairValueWarrantLiabilityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueNetAssetLiability" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueNetAssetLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_FairValueNetAssetLiability_lbl" xml:lang="en-US">Fair value as of December 31, 2020</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetAssetLiability" xlink:to="us-gaap_FairValueNetAssetLiability_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_FairValueNetAssetLiability_lbl0" xml:lang="en-US">Fair value as of September 30, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetAssetLiability" xlink:to="us-gaap_FairValueNetAssetLiability_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueNetAssetLiability_lbl1" xml:lang="en-US">Fair value of conversion feature</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetAssetLiability" xlink:to="us-gaap_FairValueNetAssetLiability_lbl1"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xml:lang="en-US">Commitments and Contingencies Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityNoteAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityNoteAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteAbstract_lbl" xml:lang="en-US">Stockholders&apos; Equity Note [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteAbstract" xlink:to="us-gaap_StockholdersEquityNoteAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxDisclosureAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_lbl" xml:lang="en-US">Income Tax Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureAbstract" xlink:to="us-gaap_IncomeTaxDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfNetDeferredTaxAssetsAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfNetDeferredTaxAssetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfNetDeferredTaxAssetsAbstract_lbl" xml:lang="en-US">Schedule of net deferred tax assets [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfNetDeferredTaxAssetsAbstract" xlink:to="atspu_ScheduleOfNetDeferredTaxAssetsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfIncomeTaxProvisionConsistsAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfIncomeTaxProvisionConsistsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfIncomeTaxProvisionConsistsAbstract_lbl" xml:lang="en-US">Schedule of income tax provision consists [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfIncomeTaxProvisionConsistsAbstract" xlink:to="atspu_ScheduleOfIncomeTaxProvisionConsistsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfEffectiveTaxRateAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfEffectiveTaxRateAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfEffectiveTaxRateAbstract_lbl" xml:lang="en-US">Schedule of effective tax rate [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfEffectiveTaxRateAbstract" xlink:to="atspu_ScheduleOfEffectiveTaxRateAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SubsequentEventsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xml:lang="en-US">Subsequent Events [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsAbstract" xlink:to="us-gaap_SubsequentEventsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfEstimatedUsefulLivesCompanySPropertyAndEquipmentAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfEstimatedUsefulLivesCompanySPropertyAndEquipmentAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfEstimatedUsefulLivesCompanySPropertyAndEquipmentAbstract_lbl" xml:lang="en-US">Schedule of estimated useful lives company&apos; s property and equipment [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfEstimatedUsefulLivesCompanySPropertyAndEquipmentAbstract" xlink:to="atspu_ScheduleOfEstimatedUsefulLivesCompanySPropertyAndEquipmentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_RangeAxis" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_RangeAxis_lbl" xml:lang="en-US">Statistical Measurement [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RangeAxis" xlink:to="srt_RangeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RevenueFromContractWithCustomerAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueFromContractWithCustomerAbstract_lbl" xml:lang="en-US">Revenue from Contract with Customer [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerAbstract" xlink:to="us-gaap_RevenueFromContractWithCustomerAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfRevenuesUnderEachPerformanceAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfRevenuesUnderEachPerformanceAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfRevenuesUnderEachPerformanceAbstract_lbl" xml:lang="en-US">Schedule of revenues under each performance [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfRevenuesUnderEachPerformanceAbstract" xlink:to="atspu_ScheduleOfRevenuesUnderEachPerformanceAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfDisaggregatesRevenueByGeographicLocationAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfDisaggregatesRevenueByGeographicLocationAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfDisaggregatesRevenueByGeographicLocationAbstract_lbl" xml:lang="en-US">Schedule of disaggregates revenue by geographic location [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfDisaggregatesRevenueByGeographicLocationAbstract" xlink:to="atspu_ScheduleOfDisaggregatesRevenueByGeographicLocationAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_StatementGeographicalAxis" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_StatementGeographicalAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_StatementGeographicalAxis_lbl" xml:lang="en-US">Geographical [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_StatementGeographicalAxis" xlink:to="srt_StatementGeographicalAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfRevenueRecognitionPatternAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfRevenueRecognitionPatternAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfRevenueRecognitionPatternAbstract_lbl" xml:lang="en-US">Schedule of revenue recognition pattern [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfRevenueRecognitionPatternAbstract" xlink:to="atspu_ScheduleOfRevenueRecognitionPatternAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TimingOfTransferOfGoodOrServiceAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceAxis_lbl" xml:lang="en-US">Timing of Transfer of Good or Service [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimingOfTransferOfGoodOrServiceAxis" xlink:to="us-gaap_TimingOfTransferOfGoodOrServiceAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfServiceAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfServiceAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfServiceAbstract_lbl" xml:lang="en-US">Schedule of Service [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfServiceAbstract" xlink:to="atspu_ScheduleOfServiceAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_ProductOrServiceAxis" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ProductOrServiceAxis_lbl" xml:lang="en-US">Product and Service [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ProductOrServiceAxis" xlink:to="srt_ProductOrServiceAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xml:lang="en-US">Concentration Risk Benchmark [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:to="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xml:lang="en-US">Property, Plant and Equipment [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentAbstract" xlink:to="us-gaap_PropertyPlantAndEquipmentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfPropertyAndEquipmentNetAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfPropertyAndEquipmentNetAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfPropertyAndEquipmentNetAbstract_lbl" xml:lang="en-US">Schedule of property and equipment, net [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfPropertyAndEquipmentNetAbstract" xlink:to="atspu_ScheduleOfPropertyAndEquipmentNetAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xml:lang="en-US">Long-Lived Tangible Asset [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DisclosureTextBlockSupplementAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureTextBlockSupplementAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureTextBlockSupplementAbstract_lbl" xml:lang="en-US">Disclosure Text Block Supplement [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureTextBlockSupplementAbstract" xlink:to="us-gaap_DisclosureTextBlockSupplementAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfAccruedLiabilitiesAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfAccruedLiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfAccruedLiabilitiesAbstract_lbl" xml:lang="en-US">Schedule of accrued liabilities [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfAccruedLiabilitiesAbstract" xlink:to="atspu_ScheduleOfAccruedLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
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    <loc xlink:type="locator" xlink:label="us-gaap_DebtDisclosureAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xml:lang="en-US">Debt Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_DebtDisclosureAbstract_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueAbstract" xlink:to="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueAbstract_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfAccruedInterestAndFairValueRemeasurementAbstract" xlink:to="atspu_ScheduleOfAccruedInterestAndFairValueRemeasurementAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfTheCompanySDebtBalancesAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfTheCompanySDebtBalancesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfTheCompanySDebtBalancesAbstract_lbl" xml:lang="en-US">Schedule of the Company&#8217;s debt balances [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfTheCompanySDebtBalancesAbstract" xlink:to="atspu_ScheduleOfTheCompanySDebtBalancesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfConvertibleNotesCurrentPortionAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfConvertibleNotesCurrentPortionAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfConvertibleNotesCurrentPortionAbstract_lbl" xml:lang="en-US">Schedule of convertible notes, current portion [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfConvertibleNotesCurrentPortionAbstract" xlink:to="atspu_ScheduleOfConvertibleNotesCurrentPortionAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfTheFairValueOfTheCompanySFinancialInstrumentsAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfTheFairValueOfTheCompanySFinancialInstrumentsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfTheFairValueOfTheCompanySFinancialInstrumentsAbstract_lbl" xml:lang="en-US">Schedule of the fair value of the Company&#8217;s financial instruments [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfTheFairValueOfTheCompanySFinancialInstrumentsAbstract" xlink:to="atspu_ScheduleOfTheFairValueOfTheCompanySFinancialInstrumentsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentRiskAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xml:lang="en-US">Derivative Instrument [Axis]</label>
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    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfCompanyDeterminedTheFairValueOfTheSeriesBPreferredStockWarrantsUsingTheBlackScholesAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfCompanyDeterminedTheFairValueOfTheSeriesBPreferredStockWarrantsUsingTheBlackScholesAbstract"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleToDetermineTheFairValueOfTheEmbeddedDerivativeAbstract_lbl" xml:lang="en-US">Schedule to determine the fair value of the embedded derivative [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleToDetermineTheFairValueOfTheEmbeddedDerivativeAbstract" xlink:to="atspu_ScheduleToDetermineTheFairValueOfTheEmbeddedDerivativeAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConcentrationRiskByTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xml:lang="en-US">Concentration Risk Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskByTypeAxis" xlink:to="us-gaap_ConcentrationRiskByTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfChangesInFairValueOfTheCompanySDerivativeLiabilityAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfChangesInFairValueOfTheCompanySDerivativeLiabilityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfChangesInFairValueOfTheCompanySDerivativeLiabilityAbstract_lbl" xml:lang="en-US">Schedule of changes in fair value of the Company&#8217;s derivative liability [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfChangesInFairValueOfTheCompanySDerivativeLiabilityAbstract" xlink:to="atspu_ScheduleOfChangesInFairValueOfTheCompanySDerivativeLiabilityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_DerivativeLiabilities_lbl" xml:lang="en-US">Balance beginning</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilities" xlink:to="us-gaap_DerivativeLiabilities_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_DerivativeLiabilities_lbl0" xml:lang="en-US">Balance ending</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilities" xlink:to="us-gaap_DerivativeLiabilities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeLiabilities_lbl1" xml:lang="en-US">Warrant Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilities" xlink:to="us-gaap_DerivativeLiabilities_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DerivativeLiabilities_lbl2" xml:lang="en-US">Warrant Liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilities" xlink:to="us-gaap_DerivativeLiabilities_lbl2"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_DerivativeLiabilities_lbl3" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilities" xlink:to="us-gaap_DerivativeLiabilities_lbl3"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingAbstract_lbl" xml:lang="en-US">Schedule of preferred stock authorized, issued and outstanding [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingAbstract" xlink:to="atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockAbstract" xlink:href="atspu-20211231.xsd#atspu_CommonStockAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommonStockAbstract_lbl" xml:lang="en-US">Common Stock [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockAbstract" xlink:to="atspu_CommonStockAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfCompanyHasReservedSharesOfCommonStockForFutureIssuanceAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfCompanyHasReservedSharesOfCommonStockForFutureIssuanceAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfCompanyHasReservedSharesOfCommonStockForFutureIssuanceAbstract_lbl" xml:lang="en-US">Schedule of company has reserved shares of common stock for future issuance [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfCompanyHasReservedSharesOfCommonStockForFutureIssuanceAbstract" xlink:to="atspu_ScheduleOfCompanyHasReservedSharesOfCommonStockForFutureIssuanceAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xml:lang="en-US">Share-based Payment Arrangement [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfStockOptionActivityAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfStockOptionActivityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfStockOptionActivityAbstract_lbl" xml:lang="en-US">Schedule of stock option activity [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfStockOptionActivityAbstract" xlink:to="atspu_ScheduleOfStockOptionActivityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xml:lang="en-US">Shares Available for Grant, Outstanding at Beginning balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl0" xml:lang="en-US">Shares Available for Grant, Outstanding at Ending balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl1" xml:lang="en-US">Options Outstanding, Shares Outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl1"/>
    <loc xlink:type="locator" xlink:label="atspu_NumberOfOutstandingStockOptionsOutstanding" xlink:href="atspu-20211231.xsd#atspu_NumberOfOutstandingStockOptionsOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="atspu_NumberOfOutstandingStockOptionsOutstanding_lbl" xml:lang="en-US">Outstanding Stock Options, Outstanding at Beginning balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NumberOfOutstandingStockOptionsOutstanding" xlink:to="atspu_NumberOfOutstandingStockOptionsOutstanding_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="atspu_NumberOfOutstandingStockOptionsOutstanding_lbl0" xml:lang="en-US">Outstanding Stock Options, Outstanding at Ending balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NumberOfOutstandingStockOptionsOutstanding" xlink:to="atspu_NumberOfOutstandingStockOptionsOutstanding_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xml:lang="en-US">Weighted Average Exercise Price Per Share, Outstanding at Beginning balance (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl0" xml:lang="en-US">Weighted Average Exercise Price Per Share, Outstanding at Ending balance (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_AverageIntrinsicValueOutstanding" xlink:href="atspu-20211231.xsd#atspu_AverageIntrinsicValueOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="atspu_AverageIntrinsicValueOutstanding_lbl" xml:lang="en-US">Average Intrinsic Value, Outstanding at Beginning balance (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueOutstanding" xlink:to="atspu_AverageIntrinsicValueOutstanding_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="atspu_AverageIntrinsicValueOutstanding_lbl0" xml:lang="en-US">Average Intrinsic Value, Outstanding at Ending balance (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueOutstanding" xlink:to="atspu_AverageIntrinsicValueOutstanding_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PlanNameAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PlanNameAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PlanNameAxis_lbl" xml:lang="en-US">Plan Name [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PlanNameAxis" xlink:to="us-gaap_PlanNameAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfStockOptionsOutstandingAndExercisableAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfStockOptionsOutstandingAndExercisableAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfStockOptionsOutstandingAndExercisableAbstract_lbl" xml:lang="en-US">Schedule of stock options outstanding and exercisable [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfStockOptionsOutstandingAndExercisableAbstract" xlink:to="atspu_ScheduleOfStockOptionsOutstandingAndExercisableAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_lbl" xml:lang="en-US">Exercise Price Range [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_TitleOfIndividualAxis" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_TitleOfIndividualAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_TitleOfIndividualAxis_lbl" xml:lang="en-US">Title of Individual [Axis]</label>
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    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfWeightedAverageCalculatedFairValueOfTheOptionsGrantedToEmployeesAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfWeightedAverageCalculatedFairValueOfTheOptionsGrantedToEmployeesAbstract"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureTextBlockAbstract_lbl" xml:lang="en-US">Disclosure Text Block [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherExpensesAbstract_lbl" xml:lang="en-US">Other Expense, Net [Abstract]</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossAbstract" xlink:to="atspu_ScheduleOfCondensedConsolidatedStatementsOfOperationsAndComprehensiveLossAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EarningsPerShareAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xml:lang="en-US">Earnings Per Share [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareAbstract_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfTheCalculationOfBasicAndDilutedNetLossPerShareAbstract" xlink:to="atspu_ScheduleOfTheCalculationOfBasicAndDilutedNetLossPerShareAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfOutstandingSharesOfPotentiallyDilutiveSecuritiesAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfOutstandingSharesOfPotentiallyDilutiveSecuritiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfOutstandingSharesOfPotentiallyDilutiveSecuritiesAbstract_lbl" xml:lang="en-US">Schedule of outstanding shares of potentially dilutive securities [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfOutstandingSharesOfPotentiallyDilutiveSecuritiesAbstract" xlink:to="atspu_ScheduleOfOutstandingSharesOfPotentiallyDilutiveSecuritiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfProvisionForIncomeTaxConsistedAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfProvisionForIncomeTaxConsistedAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfProvisionForIncomeTaxConsistedAbstract_lbl" xml:lang="en-US">Schedule of provision for income tax consisted [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfProvisionForIncomeTaxConsistedAbstract" xlink:to="atspu_ScheduleOfProvisionForIncomeTaxConsistedAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxAuthorityAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxAuthorityAxis_lbl" xml:lang="en-US">Income Tax Authority [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxAuthorityAxis" xlink:to="us-gaap_IncomeTaxAuthorityAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfRelatedPartyTransactionsAbstract" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfRelatedPartyTransactionsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ScheduleOfRelatedPartyTransactionsAbstract_lbl" xml:lang="en-US">Schedule of related party transactions [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfRelatedPartyTransactionsAbstract" xlink:to="atspu_ScheduleOfRelatedPartyTransactionsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_AmendmentDescription" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AmendmentDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_AmendmentDescription_lbl" xml:lang="en-US">Amendment Description</label>
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    <loc xlink:type="locator" xlink:label="dei_DocumentType" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentType"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentType_lbl" xml:lang="en-US">Document Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_EntityRegistrantName" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityRegistrantName"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US">Entity Registrant Name</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_EntityIncorporationStateCountryCode" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityIncorporationStateCountryCode"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xml:lang="en-US">Entity Incorporation, State or Country Code</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_EntityFilerCategory" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityFilerCategory"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityFilerCategory_lbl" xml:lang="en-US">Entity Filer Category</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_EntitySmallBusiness" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntitySmallBusiness"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntitySmallBusiness_lbl" xml:lang="en-US">Entity Small Business</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntitySmallBusiness" xlink:to="dei_EntitySmallBusiness_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_EntityEmergingGrowthCompany" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityEmergingGrowthCompany"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xml:lang="en-US">Entity Emerging Growth Company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_EntityExTransitionPeriod" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityExTransitionPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityExTransitionPeriod_lbl" xml:lang="en-US">Entity Ex Transition Period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityExTransitionPeriod" xlink:to="dei_EntityExTransitionPeriod_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_AmendmentFlag" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AmendmentFlag"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US">Amendment Flag</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl"/>
    <loc xlink:type="locator" xlink:label="dei_EntityCentralIndexKey" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCentralIndexKey"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US">Entity Central Index Key</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AssetsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetsAbstract_lbl" xml:lang="en-US">Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AssetsAbstract_lbl0" xml:lang="en-US">ASSETS</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AssetsCurrentAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsCurrentAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xml:lang="en-US">Current assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsCurrentAbstract" xlink:to="us-gaap_AssetsCurrentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CashEquivalentsAtCarryingValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashEquivalentsAtCarryingValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xml:lang="en-US">Cash and cash equivalent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashEquivalentsAtCarryingValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PrepaidExpenseCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PrepaidExpenseCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidExpenseCurrent_lbl" xml:lang="en-US">Prepaid expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseCurrent" xlink:to="us-gaap_PrepaidExpenseCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_MarketableSecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MarketableSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MarketableSecurities_lbl" xml:lang="en-US">Marketable securities held in Trust Account</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MarketableSecurities" xlink:to="us-gaap_MarketableSecurities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US">Liabilities and Stockholders&#8217; Deficit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl0" xml:lang="en-US">LIABILITIES, REDEEMABLE CONVERTIBLE PREFERRED STOCK, AND STOCKHOLDERS&#8217; DEFICIT</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesCurrentAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xml:lang="en-US">Current liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrentAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccruedLiabilitiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xml:lang="en-US">Accrued expenses and liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedLiabilitiesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DueToRelatedPartiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DueToRelatedPartiesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DueToRelatedPartiesCurrent_lbl" xml:lang="en-US">Due to related party</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DueToRelatedPartiesCurrent" xlink:to="us-gaap_DueToRelatedPartiesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantLiability" xlink:href="atspu-20211231.xsd#atspu_WarrantLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WarrantLiability_lbl" xml:lang="en-US">Warrant liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantLiability" xlink:to="atspu_WarrantLiability_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xml:lang="en-US">Commitments and Contingencies</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl" xml:lang="en-US">Common stock subject to possible redemption, 13,300,000 shares and 0 shares at redemption value as of December 31, 2021 and 2020, respectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:to="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:to="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CommonStockSubjectToPossibleRedemption_lbl" xml:lang="en-US">Common stock subject to possible redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockSubjectToPossibleRedemption" xlink:to="atspu_CommonStockSubjectToPossibleRedemption_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockholdersDeficitAbstract" xlink:href="atspu-20211231.xsd#atspu_StockholdersDeficitAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockholdersDeficitAbstract_lbl" xml:lang="en-US">Stockholders&#8217; Deficit:</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US">Preferred stock, $0.0001 par value; 1,000,000 shares authorized; none issued and outstanding</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xml:lang="en-US">Preferred stock par value (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl0" xml:lang="en-US">Preferred stock, par value (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl1" xml:lang="en-US">Preferred stock, per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl1"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesAuthorized" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US">Preferred stock, shares authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xml:lang="en-US">Preferred stock, shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesIssued" xlink:to="us-gaap_PreferredStockSharesIssued_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PreferredStockSharesIssued_lbl0" xml:lang="en-US">Shares issued (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesIssued" xlink:to="us-gaap_PreferredStockSharesIssued_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xml:lang="en-US">Preferred stock, shares outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesOutstanding" xlink:to="us-gaap_PreferredStockSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US">Common stock, value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockValue_lbl0" xml:lang="en-US">Common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US">Common stock, par value (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl0" xml:lang="en-US">Common stock par value (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockSharesAuthorized" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US">Common stock, shares authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl0" xml:lang="en-US">Common Stock, shares authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockSharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US">Common stock, shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US">Common stock, shares outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdditionalPaidInCapital" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapital"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xml:lang="en-US">Additional paid-in-capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AdditionalPaidInCapital_lbl0" xml:lang="en-US">Additional paid-in capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapital" xlink:to="us-gaap_AdditionalPaidInCapital_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US">Accumulated deficit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl0" xml:lang="en-US">Accumulated depreciation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_CurrentAssetsAbstract0" xlink:href="atspu-20211231.xsd#atspu_CurrentAssetsAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CurrentAssetsAbstract0_lbl" xml:lang="en-US">Current assets:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CurrentAssetsAbstract0" xlink:to="atspu_CurrentAssetsAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RestrictedCashAndCashEquivalents" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RestrictedCashAndCashEquivalents_lbl" xml:lang="en-US">Restricted cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalents" xlink:to="us-gaap_RestrictedCashAndCashEquivalents_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsReceivableNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsReceivableNet_lbl" xml:lang="en-US">Accounts receivable, net of allowances of $109 as of December 31, 2021 and December 31, 2020, respectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableNet" xlink:to="us-gaap_AccountsReceivableNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xml:lang="en-US">Net of allowances (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:to="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xml:lang="en-US">Prepaid expenses and other current assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:to="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtSecuritiesCurrent_lbl" xml:lang="en-US">Debt issuance cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesCurrent" xlink:to="us-gaap_DebtSecuritiesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_lbl" xml:lang="en-US">Restricted cash equivalents, non-current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent" xlink:to="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_lbl0" xml:lang="en-US">Non-current portion of restricted cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent" xlink:to="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xml:lang="en-US">Right-of-use assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseRightOfUseAsset" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xml:lang="en-US">Property and equipment, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl0" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xml:lang="en-US">Deferred tax asset</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxAssetsNet" xlink:to="us-gaap_DeferredIncomeTaxAssetsNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherAssetsNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xml:lang="en-US">Other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAssetsNoncurrent" xlink:to="us-gaap_OtherAssetsNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CurrentLiabilitiesAbstract0" xlink:href="atspu-20211231.xsd#atspu_CurrentLiabilitiesAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CurrentLiabilitiesAbstract0_lbl" xml:lang="en-US">Current liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CurrentLiabilitiesAbstract0" xlink:to="atspu_CurrentLiabilitiesAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsPayableCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsPayableCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xml:lang="en-US">Accounts payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableCurrent" xlink:to="us-gaap_AccountsPayableCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CapitalLeaseObligation" xlink:href="atspu-20211231.xsd#atspu_CapitalLeaseObligation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CapitalLeaseObligation_lbl" xml:lang="en-US">Capital lease obligation, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CapitalLeaseObligation" xlink:to="atspu_CapitalLeaseObligation_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xml:lang="en-US">Operating lease liabilities, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiabilityCurrent" xlink:to="us-gaap_OperatingLeaseLiabilityCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xml:lang="en-US">Financing lease liabilities, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinanceLeaseLiabilityCurrent" xlink:to="us-gaap_FinanceLeaseLiabilityCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredRentCurrentsPortion" xlink:href="atspu-20211231.xsd#atspu_DeferredRentCurrentsPortion"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredRentCurrentsPortion_lbl" xml:lang="en-US">Deferred rent, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredRentCurrentsPortion" xlink:to="atspu_DeferredRentCurrentsPortion_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredRevenueCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredRevenueCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredRevenueCurrent_lbl" xml:lang="en-US">Deferred revenue, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenueCurrent" xlink:to="us-gaap_DeferredRevenueCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConvertibleNotesPayableCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConvertibleNotesPayableCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConvertibleNotesPayableCurrent_lbl" xml:lang="en-US">Convertible notes, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleNotesPayableCurrent" xlink:to="us-gaap_ConvertibleNotesPayableCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilitiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeLiabilitiesCurrent_lbl" xml:lang="en-US">Derivative liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilitiesCurrent" xlink:to="us-gaap_DerivativeLiabilitiesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NotesPayableCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NotesPayableCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesPayableCurrent_lbl" xml:lang="en-US">Note payable, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesPayableCurrent" xlink:to="us-gaap_NotesPayableCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CapitalLeaseObligationNoncurrent" xlink:href="atspu-20211231.xsd#atspu_CapitalLeaseObligationNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CapitalLeaseObligationNoncurrent_lbl" xml:lang="en-US">Capital lease obligation, net of current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CapitalLeaseObligationNoncurrent" xlink:to="atspu_CapitalLeaseObligationNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xml:lang="en-US">Operating lease liabilities, net of current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xml:lang="en-US">Financing lease liabilities, net of current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:to="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredRentNetOfCurrentsPortion" xlink:href="atspu-20211231.xsd#atspu_DeferredRentNetOfCurrentsPortion"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredRentNetOfCurrentsPortion_lbl" xml:lang="en-US">Deferred rent, net of current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredRentNetOfCurrentsPortion" xlink:to="atspu_DeferredRentNetOfCurrentsPortion_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredRevenueNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredRevenueNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredRevenueNoncurrent_lbl" xml:lang="en-US">Deferred revenue, net of current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenueNoncurrent" xlink:to="us-gaap_DeferredRevenueNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DerivativeAndWarrantLiability" xlink:href="atspu-20211231.xsd#atspu_DerivativeAndWarrantLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DerivativeAndWarrantLiability_lbl" xml:lang="en-US">Derivative and warrant liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DerivativeAndWarrantLiability" xlink:to="atspu_DerivativeAndWarrantLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConvertibleLongTermNotesPayable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConvertibleLongTermNotesPayable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConvertibleLongTermNotesPayable_lbl" xml:lang="en-US">Convertible notes, net of current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleLongTermNotesPayable" xlink:to="us-gaap_ConvertibleLongTermNotesPayable_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherLiabilitiesNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xml:lang="en-US">Other liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesNoncurrent" xlink:to="us-gaap_OtherLiabilitiesNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount_lbl" xml:lang="en-US">Redeemable convertible preferred stock; $0.0001 par value; 26,316,129 shares authorized; 19,248,537 and 19,132,387 shares issued and outstanding, liquidation preference of $284,826 and $284,047 as of December 31, 2021 and December 31, 2020, respectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount" xlink:to="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityParOrStatedValuePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquityParOrStatedValuePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityParOrStatedValuePerShare_lbl" xml:lang="en-US">Redeemable convertible preferred stock, par value (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityParOrStatedValuePerShare" xlink:to="us-gaap_TemporaryEquityParOrStatedValuePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquitySharesAuthorized" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquitySharesAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquitySharesAuthorized_lbl" xml:lang="en-US">Redeemable convertible preferred stock, shares authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesAuthorized" xlink:to="us-gaap_TemporaryEquitySharesAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquitySharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquitySharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquitySharesIssued_lbl" xml:lang="en-US">Redeemable convertible preferred stock, shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesIssued" xlink:to="us-gaap_TemporaryEquitySharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquitySharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquitySharesOutstanding_lbl" xml:lang="en-US">Redeemable convertible preferred stock, shares outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquitySharesOutstanding" xlink:to="us-gaap_TemporaryEquitySharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockLiquidationPreferenceValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockLiquidationPreferenceValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockLiquidationPreferenceValue_lbl" xml:lang="en-US">Liquidation preference (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockLiquidationPreferenceValue" xlink:to="us-gaap_PreferredStockLiquidationPreferenceValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockholdersDeficitAbstract0" xlink:href="atspu-20211231.xsd#atspu_StockholdersDeficitAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockholdersDeficitAbstract0_lbl" xml:lang="en-US">Stockholders&#8217; deficit:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockholdersDeficitAbstract0" xlink:to="atspu_StockholdersDeficitAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US">Accumulated other comprehensive loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingCostsAndExpenses" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingCostsAndExpenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingCostsAndExpenses_lbl" xml:lang="en-US">Formation and operating costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingCostsAndExpenses" xlink:to="us-gaap_OperatingCostsAndExpenses_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherIncomeAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherIncomeAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherIncomeAbstract_lbl" xml:lang="en-US">Other income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherIncomeAbstract" xlink:to="us-gaap_OtherIncomeAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OtherIncomeAbstract_lbl0" xml:lang="en-US">Other expense, net:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherIncomeAbstract" xlink:to="us-gaap_OtherIncomeAbstract_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_InterestIncomes" xlink:href="atspu-20211231.xsd#atspu_InterestIncomes"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_InterestIncomes_lbl" xml:lang="en-US">Trust interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InterestIncomes" xlink:to="atspu_InterestIncomes_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemptionin" xlink:href="atspu-20211231.xsd#atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemptionin"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemptionin_lbl" xml:lang="en-US">Basic and diluted weighted average shares outstanding, common stock subject to redemption (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemptionin" xlink:to="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemptionin_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BasicAndDilutedNetlossIncomePerShareAttributableToCommonStockSubjectToRedemption" xlink:href="atspu-20211231.xsd#atspu_BasicAndDilutedNetlossIncomePerShareAttributableToCommonStockSubjectToRedemption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BasicAndDilutedNetlossIncomePerShareAttributableToCommonStockSubjectToRedemption_lbl" xml:lang="en-US">Basic and diluted net income per share attributable to common stock subject to redemption (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedNetlossIncomePerShareAttributableToCommonStockSubjectToRedemption" xlink:to="atspu_BasicAndDilutedNetlossIncomePerShareAttributableToCommonStockSubjectToRedemption_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_lbl" xml:lang="en-US">Basic and diluted weighted average shares outstanding, common stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:to="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_lbl0" xml:lang="en-US">Weighted average shares outstanding &#8211; Basic and Dilutive (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:to="us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted_lbl" xml:lang="en-US">Basic and diluted (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasicAndDiluted" xlink:to="us-gaap_EarningsPerShareBasicAndDiluted_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted_lbl0" xml:lang="en-US">Basic and diluted net income (loss) per share, common stock not subject to redemption (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasicAndDiluted" xlink:to="us-gaap_EarningsPerShareBasicAndDiluted_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_Revenues" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Revenues"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Revenues_lbl" xml:lang="en-US">Revenues</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Revenues" xlink:to="us-gaap_Revenues_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_Revenues_lbl0" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Revenues" xlink:to="us-gaap_Revenues_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingExpensesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingExpensesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xml:lang="en-US">Operating expenses:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingExpensesAbstract" xlink:to="us-gaap_OperatingExpensesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CostOfRevenue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CostOfRevenue_lbl" xml:lang="en-US">Cost of revenues</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SellingAndMarketingExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SellingAndMarketingExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SellingAndMarketingExpense_lbl" xml:lang="en-US">Sales and marketing</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SellingAndMarketingExpense" xlink:to="us-gaap_SellingAndMarketingExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ResearchAndDevelopmentExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xml:lang="en-US">Research and development</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpense" xlink:to="us-gaap_ResearchAndDevelopmentExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GeneralAndAdministrativeExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xml:lang="en-US">General and administrative</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GeneralAndAdministrativeExpense" xlink:to="us-gaap_GeneralAndAdministrativeExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherOperatingIncomeExpenseNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherOperatingIncomeExpenseNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherOperatingIncomeExpenseNet_lbl" xml:lang="en-US">Other expense, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherOperatingIncomeExpenseNet" xlink:to="us-gaap_OtherOperatingIncomeExpenseNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xml:lang="en-US">Loss before provision for income taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxExpenseBenefit" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Provision for income taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl0" xml:lang="en-US">Income tax provision</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xml:lang="en-US">Deemed dividend related to the exchange of redeemable convertible preferred stock series D-3A for redeemable convertible preferred stock series D-3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeGainLossOnDerivativeNet" xlink:to="us-gaap_DerivativeGainLossOnDerivativeNet_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OtherComprehensiveGainAbstract" xlink:href="atspu-20211231.xsd#atspu_OtherComprehensiveGainAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OtherComprehensiveGainAbstract_lbl" xml:lang="en-US">Other comprehensive gain:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OtherComprehensiveGainAbstract" xlink:to="atspu_OtherComprehensiveGainAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl" xml:lang="en-US">Unrealized holding gain on available-for-sale securities, net of tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NetLossPerShareAbstract" xlink:href="atspu-20211231.xsd#atspu_NetLossPerShareAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NetLossPerShareAbstract_lbl" xml:lang="en-US">Net loss per share:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NetLossPerShareAbstract" xlink:to="atspu_NetLossPerShareAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WeightedAverageCommonSharesOutstandingAbstract" xlink:href="atspu-20211231.xsd#atspu_WeightedAverageCommonSharesOutstandingAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WeightedAverageCommonSharesOutstandingAbstract_lbl" xml:lang="en-US">Weighted-average common shares outstanding:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageCommonSharesOutstandingAbstract" xlink:to="atspu_WeightedAverageCommonSharesOutstandingAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProfitLoss" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProfitLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProfitLoss_lbl" xml:lang="en-US">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfitLoss" xlink:to="us-gaap_ProfitLoss_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringSaleOfInitialPublicOffering" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringSaleOfInitialPublicOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringSaleOfInitialPublicOffering_lbl" xml:lang="en-US">Sale of 12,000,000 Units through IPO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfInitialPublicOffering" xlink:to="atspu_StockIssuedDuringSaleOfInitialPublicOffering_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringSaleOfInitialPublicOfferingShares" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringSaleOfInitialPublicOfferingShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringSaleOfInitialPublicOfferingShares_lbl" xml:lang="en-US">Sale of 12,000,000 Units through IPO (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfInitialPublicOfferingShares" xlink:to="atspu_StockIssuedDuringSaleOfInitialPublicOfferingShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xml:lang="en-US">Sale of through IPO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:to="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl0" xml:lang="en-US">Additional shares of private units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:to="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl1" xml:lang="en-US">Shares of common stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:to="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl1"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringSaleOfOverAllotment" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringSaleOfOverAllotment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringSaleOfOverAllotment_lbl" xml:lang="en-US">Sale of 1,300,000 Units through over-allotment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfOverAllotment" xlink:to="atspu_StockIssuedDuringSaleOfOverAllotment_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringSaleOfOverAllotmentShares" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringSaleOfOverAllotmentShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringSaleOfOverAllotmentShares_lbl" xml:lang="en-US">Sale of 1,300,000 Units through over-allotment (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfOverAllotmentShares" xlink:to="atspu_StockIssuedDuringSaleOfOverAllotmentShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SaleOfOverallotmentShares" xlink:href="atspu-20211231.xsd#atspu_SaleOfOverallotmentShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SaleOfOverallotmentShares_lbl" xml:lang="en-US">Sale of over-allotment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SaleOfOverallotmentShares" xlink:to="atspu_SaleOfOverallotmentShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringSaleOfPrivatePlacement" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringSaleOfPrivatePlacement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringSaleOfPrivatePlacement_lbl" xml:lang="en-US">Sale of 416,000 Private Units in private placement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfPrivatePlacement" xlink:to="atspu_StockIssuedDuringSaleOfPrivatePlacement_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringSaleOfPrivatePlacementShares" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringSaleOfPrivatePlacementShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringSaleOfPrivatePlacementShares_lbl" xml:lang="en-US">Sale of 416,000 Private Units in private placement (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfPrivatePlacementShares" xlink:to="atspu_StockIssuedDuringSaleOfPrivatePlacementShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SaleOfPrivatePlacementShares" xlink:href="atspu-20211231.xsd#atspu_SaleOfPrivatePlacementShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SaleOfPrivatePlacementShares_lbl" xml:lang="en-US">Sale of private placement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SaleOfPrivatePlacementShares" xlink:to="atspu_SaleOfPrivatePlacementShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueIssuedForServices" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueIssuedForServices"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueIssuedForServices_lbl" xml:lang="en-US">Issuance of representative shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueIssuedForServices" xlink:to="us-gaap_StockIssuedDuringPeriodValueIssuedForServices_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueIssuedForServices_lbl0" xml:lang="en-US">Issuance of representative shares &#8211; Stockholders&#8217; Equity (Deficit)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueIssuedForServices" xlink:to="us-gaap_StockIssuedDuringPeriodValueIssuedForServices_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodIssuanceOfRepresentativeShares" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodIssuanceOfRepresentativeShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodIssuanceOfRepresentativeShares_lbl" xml:lang="en-US">Issuance of representative shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodIssuanceOfRepresentativeShares" xlink:to="atspu_StockIssuedDuringPeriodIssuanceOfRepresentativeShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodCommonStockIssuedToInitialStockholders" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodCommonStockIssuedToInitialStockholders"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodCommonStockIssuedToInitialStockholders_lbl" xml:lang="en-US">Common stock issued to initial stockholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodCommonStockIssuedToInitialStockholders" xlink:to="atspu_StockIssuedDuringPeriodCommonStockIssuedToInitialStockholders_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US">Common stock issued to initial stockholders (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl0" xml:lang="en-US">Number of shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited_lbl" xml:lang="en-US">Forfeiture of founder shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl" xml:lang="en-US">Forfeiture of founder shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl0" xml:lang="en-US">Forfeited shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringUnderwritingFee" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringUnderwritingFee"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringUnderwritingFee_lbl" xml:lang="en-US">Underwriting fee</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringUnderwritingFee" xlink:to="atspu_StockIssuedDuringUnderwritingFee_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity_lbl" xml:lang="en-US">Offering costs charged to the stockholders&#8217; equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity" xlink:to="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity_lbl0" xml:lang="en-US">Offering costs charged to the Stockholders&#8217; equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity" xlink:to="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringInitialClassificationOfWarrantLiability" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringInitialClassificationOfWarrantLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringInitialClassificationOfWarrantLiability_lbl" xml:lang="en-US">Initial classification of warrant liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringInitialClassificationOfWarrantLiability" xlink:to="atspu_StockIssuedDuringInitialClassificationOfWarrantLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueOther" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueOther_lbl" xml:lang="en-US">Reclassification of offering costs related to Public Shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueOther" xlink:to="us-gaap_StockIssuedDuringPeriodValueOther_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodAccretionOfCommonStocksToRedemptionValue" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodAccretionOfCommonStocksToRedemptionValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodAccretionOfCommonStocksToRedemptionValue_lbl" xml:lang="en-US">Initial value of common stock subject to possible redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodAccretionOfCommonStocksToRedemptionValue" xlink:to="atspu_StockIssuedDuringPeriodAccretionOfCommonStocksToRedemptionValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodShares" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodShares_lbl" xml:lang="en-US">Initial value of common stock subject to possible redemption (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRedeemedOrCalledDuringPeriodShares" xlink:to="us-gaap_StockRedeemedOrCalledDuringPeriodShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodSubsequentMeasurementOfCommonStockSubjectToRedemption" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodSubsequentMeasurementOfCommonStockSubjectToRedemption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodSubsequentMeasurementOfCommonStockSubjectToRedemption_lbl" xml:lang="en-US">Accretion of common stock to redemption value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodSubsequentMeasurementOfCommonStockSubjectToRedemption" xlink:to="atspu_StockIssuedDuringPeriodSubsequentMeasurementOfCommonStockSubjectToRedemption_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_STockIssuedDuringPeriodAccretionOfCommonStockToRedemptionValueinterestEarnedOnTrustAccount" xlink:href="atspu-20211231.xsd#atspu_STockIssuedDuringPeriodAccretionOfCommonStockToRedemptionValueinterestEarnedOnTrustAccount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_STockIssuedDuringPeriodAccretionOfCommonStockToRedemptionValueinterestEarnedOnTrustAccount_lbl" xml:lang="en-US">Accretion of common stock to redemption value (interest earned on trust account)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_STockIssuedDuringPeriodAccretionOfCommonStockToRedemptionValueinterestEarnedOnTrustAccount" xlink:to="atspu_STockIssuedDuringPeriodAccretionOfCommonStockToRedemptionValueinterestEarnedOnTrustAccount_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferredStockExchangeAt33" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferredStockExchangeAt33"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferredStockExchangeAt33_lbl" xml:lang="en-US">Issuance of redeemable convertible Series D3 preferred stock Preferred stock exchange at $33.00 per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferredStockExchangeAt33" xlink:to="atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferredStockExchangeAt33_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodIssuanceOfD3PreferredStockShares" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodIssuanceOfD3PreferredStockShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodIssuanceOfD3PreferredStockShares_lbl" xml:lang="en-US">Issuance of redeemable convertible Series D3 preferred stock Preferred stock exchange at $33.00 per share (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodIssuanceOfD3PreferredStockShares" xlink:to="atspu_StockIssuedDuringPeriodIssuanceOfD3PreferredStockShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfD3PreferredStocksPerShare" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfD3PreferredStocksPerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfD3PreferredStocksPerShare_lbl" xml:lang="en-US">Issuance of D-3 preferred stock, per share (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfD3PreferredStocksPerShare" xlink:to="atspu_IssuanceOfD3PreferredStocksPerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfD3PreferredsStockPerShare" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfD3PreferredsStockPerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfD3PreferredsStockPerShare_lbl" xml:lang="en-US">Issuance of redeemable convertible Series D3 preferred stock Preferred stock exchange at $40.00 per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfD3PreferredsStockPerShare" xlink:to="atspu_IssuanceOfD3PreferredsStockPerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferred" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferred"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferred_lbl" xml:lang="en-US">Issuance of redeemable convertible Series D3 preferred stock Preferred stock exchange at $40.00 per share (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferred" xlink:to="atspu_IssuanceOfRedeemableConvertibleSeriesD3PreferredStockPreferred_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfD3PreferredStockPerShares" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfD3PreferredStockPerShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfD3PreferredStockPerShares_lbl" xml:lang="en-US">Issuance of D-3 preferred stock, per share (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfD3PreferredStockPerShares" xlink:to="atspu_IssuanceOfD3PreferredStockPerShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStock" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStock_lbl" xml:lang="en-US">Conversion of convertible notes for redeemable convertible Series D-3 preferred stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStock" xlink:to="atspu_StockIssuedDuringPeriodConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStockShares" xlink:href="atspu-20211231.xsd#atspu_ConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStockShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStockShares_lbl" xml:lang="en-US">Conversion of convertible notes for redeemable convertible Series D-3 preferred stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStockShares" xlink:to="atspu_ConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStockShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockExchangeD3ToD3A" xlink:href="atspu-20211231.xsd#atspu_PreferredStockExchangeD3ToD3A"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferredStockExchangeD3ToD3A_lbl" xml:lang="en-US">Preferred stock exchange (D-3 to D-3A)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockExchangeD3ToD3A" xlink:to="atspu_PreferredStockExchangeD3ToD3A_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceofredeemableconvertibleSerieBpreferredstockuponnetexerciseofSeriesBWarrants" xlink:href="atspu-20211231.xsd#atspu_IssuanceofredeemableconvertibleSerieBpreferredstockuponnetexerciseofSeriesBWarrants"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceofredeemableconvertibleSerieBpreferredstockuponnetexerciseofSeriesBWarrants_lbl" xml:lang="en-US">Issuance of redeemable convertible Series B preferred stock upon net exercise of Series B Warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceofredeemableconvertibleSerieBpreferredstockuponnetexerciseofSeriesBWarrants" xlink:to="atspu_IssuanceofredeemableconvertibleSerieBpreferredstockuponnetexerciseofSeriesBWarrants_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfRedeemableConvertibleSeriesBPreferredStockUponNetExerciseOfSeriesBWarr" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfRedeemableConvertibleSeriesBPreferredStockUponNetExerciseOfSeriesBWarr"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfRedeemableConvertibleSeriesBPreferredStockUponNetExerciseOfSeriesBWarr_lbl" xml:lang="en-US">Issuance of redeemable convertible Series B preferred stock upon net exercise of Series B Warrants (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfRedeemableConvertibleSeriesBPreferredStockUponNetExerciseOfSeriesBWarr" xlink:to="atspu_IssuanceOfRedeemableConvertibleSeriesBPreferredStockUponNetExerciseOfSeriesBWarr_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xml:lang="en-US">Issuance of common stock upon exercise of stock options</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:to="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xml:lang="en-US">Issuance of common stock upon exercise of stock options (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl0" xml:lang="en-US">Outstanding Stock Options, Exercised</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax_lbl" xml:lang="en-US">Other comprehensive gain, net of tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_lbl" xml:lang="en-US">Stock-based compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:to="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xml:lang="en-US">Issuance of common stock warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_lbl" xml:lang="en-US">Issuance of redeemable convertible Series C preferred stock upon net exercise of Series C Warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:to="us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xml:lang="en-US">Issuance of redeemable convertible Series C preferred stock upon net exercise of Series C Warrants (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:to="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from Operating Activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xml:lang="en-US">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:to="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Adjustments to reconcile net loss to net cash used in operating activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xml:lang="en-US">Changes in current assets and current liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl0" xml:lang="en-US">Changes in operating assets and liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccruedLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl" xml:lang="en-US">Accrued expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInDueToRelatedParties" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInDueToRelatedParties"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInDueToRelatedParties_lbl" xml:lang="en-US">Due to related party</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInDueToRelatedParties" xlink:to="us-gaap_IncreaseDecreaseInDueToRelatedParties_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US">Cash Flows from Investing Activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from Financing Activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl" xml:lang="en-US">Proceeds from IPO and over-allotment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:to="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xml:lang="en-US">Proceeds from private placement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromRelatedPartyDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xml:lang="en-US">Proceeds from issuance of promissory note to related party</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromRelatedPartyDebt" xlink:to="us-gaap_ProceedsFromRelatedPartyDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt_lbl" xml:lang="en-US">Payment to promissory note to related party</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt" xlink:to="us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US">Proceeds from issuance of common stock to initial stockholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SupplementalCashFlowElementsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract_lbl" xml:lang="en-US">Supplemental disclosure of cash flow information</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SupplementalCashFlowElementsAbstract" xlink:to="us-gaap_SupplementalCashFlowElementsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemption" xlink:href="atspu-20211231.xsd#atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemption_lbl" xml:lang="en-US">Initial value of common stock subject to possible redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemption" xlink:to="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemption_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredOfferingCostsIncludedInAccruedOfferingCostsAndExpenses" xlink:href="atspu-20211231.xsd#atspu_DeferredOfferingCostsIncludedInAccruedOfferingCostsAndExpenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredOfferingCostsIncludedInAccruedOfferingCostsAndExpenses_lbl" xml:lang="en-US">Reclassification of offering costs related to Public Shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredOfferingCostsIncludedInAccruedOfferingCostsAndExpenses" xlink:to="atspu_DeferredOfferingCostsIncludedInAccruedOfferingCostsAndExpenses_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccretionsOfCommonStockToRedemptionValue" xlink:href="atspu-20211231.xsd#atspu_AccretionsOfCommonStockToRedemptionValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AccretionsOfCommonStockToRedemptionValue_lbl" xml:lang="en-US">Accretion of common stock to redemption value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccretionsOfCommonStockToRedemptionValue" xlink:to="atspu_AccretionsOfCommonStockToRedemptionValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccretionOfCommonStockToRedemptionValueinterestEarnedTrustAccount" xlink:href="atspu-20211231.xsd#atspu_AccretionOfCommonStockToRedemptionValueinterestEarnedTrustAccount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AccretionOfCommonStockToRedemptionValueinterestEarnedTrustAccount_lbl" xml:lang="en-US">Accretion of common stock to redemption value (interest earned on trust account)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccretionOfCommonStockToRedemptionValueinterestEarnedTrustAccount" xlink:to="atspu_AccretionOfCommonStockToRedemptionValueinterestEarnedTrustAccount_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ForfeitureOfFounderShares" xlink:href="atspu-20211231.xsd#atspu_ForfeitureOfFounderShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ForfeitureOfFounderShares_lbl" xml:lang="en-US">Forfeiture of founder shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ForfeitureOfFounderShares" xlink:to="atspu_ForfeitureOfFounderShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsForRepurchaseOfInitialPublicOffering" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsForRepurchaseOfInitialPublicOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsForRepurchaseOfInitialPublicOffering_lbl" xml:lang="en-US">Initial classification of warrant liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForRepurchaseOfInitialPublicOffering" xlink:to="us-gaap_PaymentsForRepurchaseOfInitialPublicOffering_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CashFlowsFromOperatingActivitiesAbstract" xlink:href="atspu-20211231.xsd#atspu_CashFlowsFromOperatingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CashFlowsFromOperatingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from operating activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CashFlowsFromOperatingActivitiesAbstract" xlink:to="atspu_CashFlowsFromOperatingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AdjustmentsToReconcileNetLossToNetCashUsedInOperatingActivitiesAbstract" xlink:href="atspu-20211231.xsd#atspu_AdjustmentsToReconcileNetLossToNetCashUsedInOperatingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AdjustmentsToReconcileNetLossToNetCashUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Adjustments to reconcile net loss to net cash used in operating activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AdjustmentsToReconcileNetLossToNetCashUsedInOperatingActivitiesAbstract" xlink:to="atspu_AdjustmentsToReconcileNetLossToNetCashUsedInOperatingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepreciationAmortizationAndAccretionNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepreciationAmortizationAndAccretionNet_lbl" xml:lang="en-US">Depreciation and amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepreciationAmortizationAndAccretionNet" xlink:to="us-gaap_DepreciationAmortizationAndAccretionNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensation" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensation_lbl" xml:lang="en-US">Stock-based compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensation" xlink:to="us-gaap_ShareBasedCompensation_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ChangeInFairValueOfWarrantLiability" xlink:href="atspu-20211231.xsd#atspu_ChangeInFairValueOfWarrantLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ChangeInFairValueOfWarrantLiability_lbl" xml:lang="en-US">Change in fair value of derivative and warrant liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ChangeInFairValueOfWarrantLiability" xlink:to="atspu_ChangeInFairValueOfWarrantLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AmortizationOfFinancingCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xml:lang="en-US">Amortization of debt issuance cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfFinancingCosts" xlink:to="us-gaap_AmortizationOfFinancingCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xml:lang="en-US">Non-cash lease amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense" xlink:to="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LossUponExtinguishmentOfDebts" xlink:href="atspu-20211231.xsd#atspu_LossUponExtinguishmentOfDebts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_LossUponExtinguishmentOfDebts_lbl" xml:lang="en-US">Loss upon extinguishment of debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LossUponExtinguishmentOfDebts" xlink:to="atspu_LossUponExtinguishmentOfDebts_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Deferred taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableTrade"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableTrade_lbl" xml:lang="en-US">Accounts payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayableTrade_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccruedLiabilities" xlink:href="atspu-20211231.xsd#atspu_AccruedLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AccruedLiabilities_lbl" xml:lang="en-US">Accrued liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccruedLiabilities" xlink:to="atspu_AccruedLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredRentAmount" xlink:href="atspu-20211231.xsd#atspu_DeferredRentAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredRentAmount_lbl" xml:lang="en-US">Deferred rent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredRentAmount" xlink:to="atspu_DeferredRentAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInDeferredRevenue_lbl" xml:lang="en-US">Deferred revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:to="us-gaap_IncreaseDecreaseInDeferredRevenue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherCurrentLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_lbl" xml:lang="en-US">Other liabilities, non-current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherCurrentLiabilities" xlink:to="us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CashFlowsFromInvestingActivitiesAbstract" xlink:href="atspu-20211231.xsd#atspu_CashFlowsFromInvestingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CashFlowsFromInvestingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from investing activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CashFlowsFromInvestingActivitiesAbstract" xlink:to="atspu_CashFlowsFromInvestingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CashFlowsFromFinancingActivitiesAbstract" xlink:href="atspu-20211231.xsd#atspu_CashFlowsFromFinancingActivitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CashFlowsFromFinancingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from financing activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CashFlowsFromFinancingActivitiesAbstract" xlink:to="atspu_CashFlowsFromFinancingActivitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_lbl" xml:lang="en-US">Proceeds from issuance of preferred stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock" xlink:to="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_lbl0" xml:lang="en-US">Net cash proceeds (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock" xlink:to="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromStockOptionsExercised" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xml:lang="en-US">Proceeds from the exercise of common stock options</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromStockOptionsExercised" xlink:to="us-gaap_ProceedsFromStockOptionsExercised_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfWarrants"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xml:lang="en-US">Proceeds from the exercise of warrants for redeemable convertible preferred stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfWarrants" xlink:to="us-gaap_ProceedsFromIssuanceOfWarrants_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US">Cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl0" xml:lang="en-US">Cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl1" xml:lang="en-US">Cash and cash equivalent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl1"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US">Current portion of restricted cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SupplementalDisclosuresOfCashFlowInformationAbstract" xlink:href="atspu-20211231.xsd#atspu_SupplementalDisclosuresOfCashFlowInformationAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SupplementalDisclosuresOfCashFlowInformationAbstract_lbl" xml:lang="en-US">Supplemental disclosures of cash flow information:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SupplementalDisclosuresOfCashFlowInformationAbstract" xlink:to="atspu_SupplementalDisclosuresOfCashFlowInformationAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CashPaidDuringTheYearForAbstract" xlink:href="atspu-20211231.xsd#atspu_CashPaidDuringTheYearForAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CashPaidDuringTheYearForAbstract_lbl" xml:lang="en-US">Cash paid during the year for:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CashPaidDuringTheYearForAbstract" xlink:to="atspu_CashPaidDuringTheYearForAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_Interest1" xlink:href="atspu-20211231.xsd#atspu_Interest1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_Interest1_lbl" xml:lang="en-US">Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_Interest1" xlink:to="atspu_Interest1_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxesPaidNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxesPaidNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xml:lang="en-US">Income taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxesPaidNet" xlink:to="us-gaap_IncomeTaxesPaidNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract_lbl" xml:lang="en-US">Noncash investing and financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:to="us-gaap_NoncashInvestingAndFinancingItemsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLeaseLiabilitiesAndRightofuseAssetsThroughAdoptionOfTopic842" xlink:href="atspu-20211231.xsd#atspu_OperatingLeaseLiabilitiesAndRightofuseAssetsThroughAdoptionOfTopic842"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLeaseLiabilitiesAndRightofuseAssetsThroughAdoptionOfTopic842_lbl" xml:lang="en-US">Operating lease liabilities and right-of-use assets through adoption of Topic 842</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseLiabilitiesAndRightofuseAssetsThroughAdoptionOfTopic842" xlink:to="atspu_OperatingLeaseLiabilitiesAndRightofuseAssetsThroughAdoptionOfTopic842_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLeaseLiabilitiesArisingFromObtainingRightofuseAssets" xlink:href="atspu-20211231.xsd#atspu_OperatingLeaseLiabilitiesArisingFromObtainingRightofuseAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLeaseLiabilitiesArisingFromObtainingRightofuseAssets_lbl" xml:lang="en-US">Operating lease liabilities arising from obtaining right-of-use assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseLiabilitiesArisingFromObtainingRightofuseAssets" xlink:to="atspu_OperatingLeaseLiabilitiesArisingFromObtainingRightofuseAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PropertyAndEquipmentAcquiredUnderCapitalLeasesOrDebt" xlink:href="atspu-20211231.xsd#atspu_PropertyAndEquipmentAcquiredUnderCapitalLeasesOrDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PropertyAndEquipmentAcquiredUnderCapitalLeasesOrDebt_lbl" xml:lang="en-US">Property and equipment acquired under capital leases or debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyAndEquipmentAcquiredUnderCapitalLeasesOrDebt" xlink:to="atspu_PropertyAndEquipmentAcquiredUnderCapitalLeasesOrDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DebtDiscountThroughIssuanceOfCommonStockWarrants" xlink:href="atspu-20211231.xsd#atspu_DebtDiscountThroughIssuanceOfCommonStockWarrants"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DebtDiscountThroughIssuanceOfCommonStockWarrants_lbl" xml:lang="en-US">Debt discount through issuance of common stock warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DebtDiscountThroughIssuanceOfCommonStockWarrants" xlink:to="atspu_DebtDiscountThroughIssuanceOfCommonStockWarrants_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DebtDiscountThroughIssuanceOfConvertibleNoteWithDerivativeLiability" xlink:href="atspu-20211231.xsd#atspu_DebtDiscountThroughIssuanceOfConvertibleNoteWithDerivativeLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DebtDiscountThroughIssuanceOfConvertibleNoteWithDerivativeLiability_lbl" xml:lang="en-US">Debt discount through issuance of convertible note with derivative liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DebtDiscountThroughIssuanceOfConvertibleNoteWithDerivativeLiability" xlink:to="atspu_DebtDiscountThroughIssuanceOfConvertibleNoteWithDerivativeLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExtinguishmentsOfDerivativeLiability" xlink:href="atspu-20211231.xsd#atspu_ExtinguishmentsOfDerivativeLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExtinguishmentsOfDerivativeLiability_lbl" xml:lang="en-US">Extinguishment of derivative liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExtinguishmentsOfDerivativeLiability" xlink:to="atspu_ExtinguishmentsOfDerivativeLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NoncashDebtDiscount" xlink:href="atspu-20211231.xsd#atspu_NoncashDebtDiscount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NoncashDebtDiscount_lbl" xml:lang="en-US">Non-cash debt discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NoncashDebtDiscount" xlink:to="atspu_NoncashDebtDiscount_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuesOfSeriesCRedeemableConvertiblePreferredStockForExerciseOfWarrants" xlink:href="atspu-20211231.xsd#atspu_IssuesOfSeriesCRedeemableConvertiblePreferredStockForExerciseOfWarrants"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuesOfSeriesCRedeemableConvertiblePreferredStockForExerciseOfWarrants_lbl" xml:lang="en-US">Issues of series C redeemable convertible preferred stock for exercise of warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuesOfSeriesCRedeemableConvertiblePreferredStockForExerciseOfWarrants" xlink:to="atspu_IssuesOfSeriesCRedeemableConvertiblePreferredStockForExerciseOfWarrants_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuesOfSeriesBRedeemableConvertiblePreferredStockForExerciseOfWarrants" xlink:href="atspu-20211231.xsd#atspu_IssuesOfSeriesBRedeemableConvertiblePreferredStockForExerciseOfWarrants"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuesOfSeriesBRedeemableConvertiblePreferredStockForExerciseOfWarrants_lbl" xml:lang="en-US">Issues of series B redeemable convertible preferred stock for exercise of warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuesOfSeriesBRedeemableConvertiblePreferredStockForExerciseOfWarrants" xlink:to="atspu_IssuesOfSeriesBRedeemableConvertiblePreferredStockForExerciseOfWarrants_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeemedDividendFromExchangeOfSeriesD3ARedeemableConvertiblePreferredStockForSeries" xlink:href="atspu-20211231.xsd#atspu_DeemedDividendFromExchangeOfSeriesD3ARedeemableConvertiblePreferredStockForSeries"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeemedDividendFromExchangeOfSeriesD3ARedeemableConvertiblePreferredStockForSeries_lbl" xml:lang="en-US">Deemed dividend from exchange of series D-3A redeemable convertible preferred stock for series D-3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeemedDividendFromExchangeOfSeriesD3ARedeemableConvertiblePreferredStockForSeries" xlink:to="atspu_DeemedDividendFromExchangeOfSeriesD3ARedeemableConvertiblePreferredStockForSeries_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConversionOfConvertibleNotesToSeriesD3ARedeemableConvertiblePreferredStock" xlink:href="atspu-20211231.xsd#atspu_ConversionOfConvertibleNotesToSeriesD3ARedeemableConvertiblePreferredStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ConversionOfConvertibleNotesToSeriesD3ARedeemableConvertiblePreferredStock_lbl" xml:lang="en-US">Conversion of convertible notes to series D-3A redeemable convertible preferred stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConversionOfConvertibleNotesToSeriesD3ARedeemableConvertiblePreferredStock" xlink:to="atspu_ConversionOfConvertibleNotesToSeriesD3ARedeemableConvertiblePreferredStock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IncomesTaxLiability" xlink:href="atspu-20211231.xsd#atspu_IncomesTaxLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_IncomesTaxLiability_lbl" xml:lang="en-US">Income tax liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncomesTaxLiability" xlink:to="atspu_IncomesTaxLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ChangeInFairValuesOfDerivativeLiability" xlink:href="atspu-20211231.xsd#atspu_ChangeInFairValuesOfDerivativeLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_ChangeInFairValuesOfDerivativeLiability_lbl" xml:lang="en-US">Unrealized gain on change in fair value of warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ChangeInFairValuesOfDerivativeLiability" xlink:to="atspu_ChangeInFairValuesOfDerivativeLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InterestOfExpenses" xlink:href="atspu-20211231.xsd#atspu_InterestOfExpenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_InterestOfExpenses_lbl" xml:lang="en-US">Interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InterestOfExpenses" xlink:to="atspu_InterestOfExpenses_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_UnrealizedGainLossOnDerivatives" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UnrealizedGainLossOnDerivatives"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_UnrealizedGainLossOnDerivatives_lbl" xml:lang="en-US">Unrealized gain on change in fair value of warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrealizedGainLossOnDerivatives" xlink:to="us-gaap_UnrealizedGainLossOnDerivatives_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InterestEarnedOnMarketableSecuritiesHeldInTrustAccount" xlink:href="atspu-20211231.xsd#atspu_InterestEarnedOnMarketableSecuritiesHeldInTrustAccount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_InterestEarnedOnMarketableSecuritiesHeldInTrustAccount_lbl" xml:lang="en-US">Interest earned on marketable securities held in Trust Account</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InterestEarnedOnMarketableSecuritiesHeldInTrustAccount" xlink:to="atspu_InterestEarnedOnMarketableSecuritiesHeldInTrustAccount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpensesOther" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidExpensesOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpensesOther_lbl" xml:lang="en-US">Prepaid expenses and other current assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPrepaidExpensesOther" xlink:to="us-gaap_IncreaseDecreaseInPrepaidExpensesOther_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireInvestments" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquireInvestments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireInvestments_lbl" xml:lang="en-US">Investment held in Trust Account</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireInvestments" xlink:to="us-gaap_PaymentsToAcquireInvestments_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PaymentOfUnderwritingFees" xlink:href="atspu-20211231.xsd#atspu_PaymentOfUnderwritingFees"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_PaymentOfUnderwritingFees_lbl" xml:lang="en-US">Payment of underwriting fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PaymentOfUnderwritingFees" xlink:to="atspu_PaymentOfUnderwritingFees_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsOfStockIssuanceCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xml:lang="en-US">Payment of deferred offering costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfStockIssuanceCosts" xlink:to="us-gaap_PaymentsOfStockIssuanceCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xml:lang="en-US">Accounts receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLeaseLiabilities" xlink:href="atspu-20211231.xsd#atspu_OperatingLeaseLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_OperatingLeaseLiabilities_lbl" xml:lang="en-US">Operating lease liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseLiabilities" xlink:to="atspu_OperatingLeaseLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_lbl" xml:lang="en-US">Other assets, non-current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets" xlink:to="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PurchasesOfPropertyAndEquipment" xlink:href="atspu-20211231.xsd#atspu_PurchasesOfPropertyAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_PurchasesOfPropertyAndEquipment_lbl" xml:lang="en-US">Purchases of property and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchasesOfPropertyAndEquipment" xlink:to="atspu_PurchasesOfPropertyAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsForProceedsFromShortTermInvestments" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsForProceedsFromShortTermInvestments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsForProceedsFromShortTermInvestments_lbl" xml:lang="en-US">Maturities of short-term investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForProceedsFromShortTermInvestments" xlink:to="us-gaap_PaymentsForProceedsFromShortTermInvestments_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ProceedsFromIssuanceOfConvertibleNotesNetOfIssuanceCost" xlink:href="atspu-20211231.xsd#atspu_ProceedsFromIssuanceOfConvertibleNotesNetOfIssuanceCost"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_ProceedsFromIssuanceOfConvertibleNotesNetOfIssuanceCost_lbl" xml:lang="en-US">Proceeds from issuance of convertible notes, net of issuance cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProceedsFromIssuanceOfConvertibleNotesNetOfIssuanceCost" xlink:to="atspu_ProceedsFromIssuanceOfConvertibleNotesNetOfIssuanceCost_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ProceedsFromNotePayableNetOfIssuanceCost" xlink:href="atspu-20211231.xsd#atspu_ProceedsFromNotePayableNetOfIssuanceCost"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_ProceedsFromNotePayableNetOfIssuanceCost_lbl" xml:lang="en-US">Proceeds from note payable, net of issuance cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProceedsFromNotePayableNetOfIssuanceCost" xlink:to="atspu_ProceedsFromNotePayableNetOfIssuanceCost_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_lbl" xml:lang="en-US">Payment of finance and capital lease obligations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:to="us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SoundHoundIncMember" xlink:href="atspu-20211231.xsd#atspu_SoundHoundIncMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SoundHoundIncMember_lbl" xml:lang="en-US">SoundHound, Inc.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SoundHoundIncMember" xlink:to="atspu_SoundHoundIncMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="atspu_SoundHoundIncMember_lbl0" xml:lang="en-US">SoundHound, Inc. [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SoundHoundIncMember" xlink:to="atspu_SoundHoundIncMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockMember_lbl" xml:lang="en-US">Common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockMember_lbl0" xml:lang="en-US">Common Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdditionalPaidInCapitalMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xml:lang="en-US">Additional Paid-in Capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapitalMember" xlink:to="us-gaap_AdditionalPaidInCapitalMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RetainedEarningsMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US">Accumulated Deficit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockMember_lbl" xml:lang="en-US">Redeemable Convertible Preferred Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockMember" xlink:to="us-gaap_PreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xml:lang="en-US">Accumulated Other Comprehensive Loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NatureOfOperations" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NatureOfOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NatureOfOperations_lbl" xml:lang="en-US">Organization and Business Operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NatureOfOperations" xlink:to="us-gaap_NatureOfOperations_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock_lbl" xml:lang="en-US">Restatement of Prior Period Financial Statements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock" xlink:to="us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock_lbl" xml:lang="en-US">Schedule of revision on the company&#8217;s financial statements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock" xlink:to="us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLiabilities_lbl" xml:lang="en-US">Total Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilities" xlink:to="us-gaap_OtherLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TotalStockholdersEquity" xlink:href="atspu-20211231.xsd#atspu_TotalStockholdersEquity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TotalStockholdersEquity_lbl" xml:lang="en-US">Total Stockholder&#8217;s Equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalStockholdersEquity" xlink:to="atspu_TotalStockholdersEquity_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedBalanceSheetAtMarch312021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedBalanceSheetAtMarch312021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedBalanceSheetAtMarch312021Abstract_lbl" xml:lang="en-US">Unaudited Balance Sheet at March 31, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedBalanceSheetAtMarch312021Abstract" xlink:to="atspu_UnauditedBalanceSheetAtMarch312021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedStatementOfOperationsForTheThreeMonthsEndedMarch312021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedStatementOfOperationsForTheThreeMonthsEndedMarch312021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedStatementOfOperationsForTheThreeMonthsEndedMarch312021Abstract_lbl" xml:lang="en-US">Unaudited Statement of Operations for the three months ended March 31, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedStatementOfOperationsForTheThreeMonthsEndedMarch312021Abstract" xlink:to="atspu_UnauditedStatementOfOperationsForTheThreeMonthsEndedMarch312021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemption" xlink:href="atspu-20211231.xsd#atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemption_lbl" xml:lang="en-US">Basic and diluted weighted average shares outstanding, common stock subject to redemption (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemption" xlink:to="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemption_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation_lbl" xml:lang="en-US">Basic and diluted weighted average shares outstanding, common stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation" xlink:to="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BasicAndDilutedNetIncomelossPerShareCommonStockSubjectToRedemption" xlink:href="atspu-20211231.xsd#atspu_BasicAndDilutedNetIncomelossPerShareCommonStockSubjectToRedemption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BasicAndDilutedNetIncomelossPerShareCommonStockSubjectToRedemption_lbl" xml:lang="en-US">Basic and diluted net income (loss) per share, common stock subject to redemption (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedNetIncomelossPerShareCommonStockSubjectToRedemption" xlink:to="atspu_BasicAndDilutedNetIncomelossPerShareCommonStockSubjectToRedemption_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheThreeMonthsEndedMarch312021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedStatementOfChangesInStockholdersEquityForTheThreeMonthsEndedMarch312021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheThreeMonthsEndedMarch312021Abstract_lbl" xml:lang="en-US">Unaudited Statement of Changes in Stockholders&#8217; Equity for the three months ended March 31, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheThreeMonthsEndedMarch312021Abstract" xlink:to="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheThreeMonthsEndedMarch312021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfRepresentativeSharesAdditionalPaidinCapital" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfRepresentativeSharesAdditionalPaidinCapital"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfRepresentativeSharesAdditionalPaidinCapital_lbl" xml:lang="en-US">Issuance of representative shares &#8211; Additional Paid-in-Capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfRepresentativeSharesAdditionalPaidinCapital" xlink:to="atspu_IssuanceOfRepresentativeSharesAdditionalPaidinCapital_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodValueReclassificationOfOfferingCostsRelatedToPublicShares" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodValueReclassificationOfOfferingCostsRelatedToPublicShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodValueReclassificationOfOfferingCostsRelatedToPublicShares_lbl" xml:lang="en-US">Reclassification of offering costs related to public shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodValueReclassificationOfOfferingCostsRelatedToPublicShares" xlink:to="atspu_StockIssuedDuringPeriodValueReclassificationOfOfferingCostsRelatedToPublicShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SubsequentMeasurementOfCommonStockSubjectToRedemptionUnderAgain" xlink:href="atspu-20211231.xsd#atspu_SubsequentMeasurementOfCommonStockSubjectToRedemptionUnderAgain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SubsequentMeasurementOfCommonStockSubjectToRedemptionUnderAgain_lbl" xml:lang="en-US">Accretion of common stock to redemption value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SubsequentMeasurementOfCommonStockSubjectToRedemptionUnderAgain" xlink:to="atspu_SubsequentMeasurementOfCommonStockSubjectToRedemptionUnderAgain_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedStatementOfCashFlowsForTheThreeMonthsEndedMarch312021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedStatementOfCashFlowsForTheThreeMonthsEndedMarch312021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedStatementOfCashFlowsForTheThreeMonthsEndedMarch312021Abstract_lbl" xml:lang="en-US">Unaudited Statement of Cash Flows for the three months ended March 31, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedStatementOfCashFlowsForTheThreeMonthsEndedMarch312021Abstract" xlink:to="atspu_UnauditedStatementOfCashFlowsForTheThreeMonthsEndedMarch312021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SupplementalDisclosureOfCashFlowInformationAbstract" xlink:href="atspu-20211231.xsd#atspu_SupplementalDisclosureOfCashFlowInformationAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SupplementalDisclosureOfCashFlowInformationAbstract_lbl" xml:lang="en-US">Supplemental disclosure of cash flow information</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SupplementalDisclosureOfCashFlowInformationAbstract" xlink:to="atspu_SupplementalDisclosureOfCashFlowInformationAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InitialValueOfCommonStockSubjectToPossibleRedemptions" xlink:href="atspu-20211231.xsd#atspu_InitialValueOfCommonStockSubjectToPossibleRedemptions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_InitialValueOfCommonStockSubjectToPossibleRedemptions_lbl" xml:lang="en-US">Initial value of common stock subject to possible redemption (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InitialValueOfCommonStockSubjectToPossibleRedemptions" xlink:to="atspu_InitialValueOfCommonStockSubjectToPossibleRedemptions_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemptions" xlink:href="atspu-20211231.xsd#atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemptions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemptions_lbl" xml:lang="en-US">Change in value of common stock subject to possible redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemptions" xlink:to="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemptions_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ReclassificationOfOfferingCostsRelatedToPublicShare" xlink:href="atspu-20211231.xsd#atspu_ReclassificationOfOfferingCostsRelatedToPublicShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ReclassificationOfOfferingCostsRelatedToPublicShare_lbl" xml:lang="en-US">Reclassification of offering costs related to public shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ReclassificationOfOfferingCostsRelatedToPublicShare" xlink:to="atspu_ReclassificationOfOfferingCostsRelatedToPublicShare_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemption" xlink:href="atspu-20211231.xsd#atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemption_lbl" xml:lang="en-US">Accretion of common stock to redemption value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemption" xlink:to="atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemption_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemptioninterestEarnedOnTrustAcco" xlink:href="atspu-20211231.xsd#atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemptioninterestEarnedOnTrustAcco"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemptioninterestEarnedOnTrustAcco_lbl" xml:lang="en-US">Accretion of common stock to redemption value (interest earned on trust account)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemptioninterestEarnedOnTrustAcco" xlink:to="atspu_SubsequentMeasurementsOfCommonStockSubjectToRedemptioninterestEarnedOnTrustAcco_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheSixMonthsEndedJune302021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedStatementOfChangesInStockholdersEquityForTheSixMonthsEndedJune302021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheSixMonthsEndedJune302021Abstract_lbl" xml:lang="en-US">Unaudited Statement of Changes in Stockholders&#8217; Equity for the six months ended June 30, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheSixMonthsEndedJune302021Abstract" xlink:to="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheSixMonthsEndedJune302021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedStatementOfCashFlowsForTheSixMonthsEndedJune302021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedStatementOfCashFlowsForTheSixMonthsEndedJune302021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedStatementOfCashFlowsForTheSixMonthsEndedJune302021Abstract_lbl" xml:lang="en-US">Unaudited Statement of Cash Flows for the six months ended June 30, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedStatementOfCashFlowsForTheSixMonthsEndedJune302021Abstract" xlink:to="atspu_UnauditedStatementOfCashFlowsForTheSixMonthsEndedJune302021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedStatementOfOperationsForTheNineMonthsEndedSeptember302021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedStatementOfOperationsForTheNineMonthsEndedSeptember302021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedStatementOfOperationsForTheNineMonthsEndedSeptember302021Abstract_lbl" xml:lang="en-US">Unaudited Statement of Operations for the nine months ended September 30, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedStatementOfOperationsForTheNineMonthsEndedSeptember302021Abstract" xlink:to="atspu_UnauditedStatementOfOperationsForTheNineMonthsEndedSeptember302021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheNineMonthsEndedSeptember302021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedStatementOfChangesInStockholdersEquityForTheNineMonthsEndedSeptember302021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheNineMonthsEndedSeptember302021Abstract_lbl" xml:lang="en-US">Unaudited Statement of Changes in Stockholders&#8217; Equity for the nine months ended September 30, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheNineMonthsEndedSeptember302021Abstract" xlink:to="atspu_UnauditedStatementOfChangesInStockholdersEquityForTheNineMonthsEndedSeptember302021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnauditedStatementOfCashFlowsForTheNineMonthsEndedSeptember302021Abstract" xlink:href="atspu-20211231.xsd#atspu_UnauditedStatementOfCashFlowsForTheNineMonthsEndedSeptember302021Abstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnauditedStatementOfCashFlowsForTheNineMonthsEndedSeptember302021Abstract_lbl" xml:lang="en-US">Unaudited Statement of Cash Flows for the nine months ended September 30, 2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnauditedStatementOfCashFlowsForTheNineMonthsEndedSeptember302021Abstract" xlink:to="atspu_UnauditedStatementOfCashFlowsForTheNineMonthsEndedSeptember302021Abstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US">Summary of Significant Accounting Policies</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xml:lang="en-US">Schedule of earnings per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xml:lang="en-US">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl0" xml:lang="en-US">Net loss attributable to common stockholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityNetIncome" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquityNetIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TemporaryEquityNetIncome_lbl" xml:lang="en-US">Net loss including accretion of temporary equity to redemption value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityNetIncome" xlink:to="us-gaap_TemporaryEquityNetIncome_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BasicAndDilutedNetLossPerShareAbstract" xlink:href="atspu-20211231.xsd#atspu_BasicAndDilutedNetLossPerShareAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BasicAndDilutedNetLossPerShareAbstract_lbl" xml:lang="en-US">Basic and diluted net loss per share:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedNetLossPerShareAbstract" xlink:to="atspu_BasicAndDilutedNetLossPerShareAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NumeratorAbstract" xlink:href="atspu-20211231.xsd#atspu_NumeratorAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NumeratorAbstract_lbl" xml:lang="en-US">Numerator:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NumeratorAbstract" xlink:to="atspu_NumeratorAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AllocationOfNetLossIncludingAccretionOfTemporaryEquity" xlink:href="atspu-20211231.xsd#atspu_AllocationOfNetLossIncludingAccretionOfTemporaryEquity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AllocationOfNetLossIncludingAccretionOfTemporaryEquity_lbl" xml:lang="en-US">Allocation of net loss including accretion of temporary equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AllocationOfNetLossIncludingAccretionOfTemporaryEquity" xlink:to="atspu_AllocationOfNetLossIncludingAccretionOfTemporaryEquity_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NumeratorOfAccretionOfTemporaryEquityToRedemptionValue" xlink:href="atspu-20211231.xsd#atspu_NumeratorOfAccretionOfTemporaryEquityToRedemptionValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NumeratorOfAccretionOfTemporaryEquityToRedemptionValue_lbl" xml:lang="en-US">Accretion of temporary equity to redemption value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NumeratorOfAccretionOfTemporaryEquityToRedemptionValue" xlink:to="atspu_NumeratorOfAccretionOfTemporaryEquityToRedemptionValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AllocationOfNetIncomeloss" xlink:href="atspu-20211231.xsd#atspu_AllocationOfNetIncomeloss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AllocationOfNetIncomeloss_lbl" xml:lang="en-US">Allocation of net income (loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AllocationOfNetIncomeloss" xlink:to="atspu_AllocationOfNetIncomeloss_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DenominatorAbstract" xlink:href="atspu-20211231.xsd#atspu_DenominatorAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DenominatorAbstract_lbl" xml:lang="en-US">Denominator:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DenominatorAbstract" xlink:to="atspu_DenominatorAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US">Weighted-average shares outstanding (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BasicAndDilutedNetIncomelossPerShare" xlink:href="atspu-20211231.xsd#atspu_BasicAndDilutedNetIncomelossPerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BasicAndDilutedNetIncomelossPerShare_lbl" xml:lang="en-US">Basic and diluted net income (loss) per share (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedNetIncomelossPerShare" xlink:to="atspu_BasicAndDilutedNetIncomelossPerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InitialPublicOfferingTextBlock" xlink:href="atspu-20211231.xsd#atspu_InitialPublicOfferingTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_InitialPublicOfferingTextBlock_lbl" xml:lang="en-US">Initial Public Offering</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InitialPublicOfferingTextBlock" xlink:to="atspu_InitialPublicOfferingTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PrivatePlacementTextBlock" xlink:href="atspu-20211231.xsd#atspu_PrivatePlacementTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PrivatePlacementTextBlock_lbl" xml:lang="en-US">Private Placement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PrivatePlacementTextBlock" xlink:to="atspu_PrivatePlacementTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xml:lang="en-US">Related Party Transactions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueDisclosuresTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xml:lang="en-US">Fair Value Measurements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueDisclosuresTextBlock" xlink:to="us-gaap_FairValueDisclosuresTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl" xml:lang="en-US">Schedule of fair value on a non-recurring basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock" xlink:to="us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US">Stockholders&#8217; Equity:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStocksIncludingAdditionalPaidInCapital" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStocksIncludingAdditionalPaidInCapital"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl" xml:lang="en-US">Representative Shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStocksIncludingAdditionalPaidInCapital" xlink:to="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl0" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStocksIncludingAdditionalPaidInCapital" xlink:to="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_AssetsAbstract0" xlink:href="atspu-20211231.xsd#atspu_AssetsAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AssetsAbstract0_lbl" xml:lang="en-US">Assets:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AssetsAbstract0" xlink:to="atspu_AssetsAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AssetsHeldInTrust" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsHeldInTrust"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetsHeldInTrust_lbl" xml:lang="en-US">U.S. Mutual Fund held in Trust Account</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsHeldInTrust" xlink:to="us-gaap_AssetsHeldInTrust_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AssetsHeldInTrust_lbl0" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsHeldInTrust" xlink:to="us-gaap_AssetsHeldInTrust_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LiabilitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilitiesAbstract_lbl" xml:lang="en-US">Liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAbstract" xlink:to="us-gaap_LiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueConcentrationOfRiskTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueConcentrationOfRiskTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueConcentrationOfRiskTextBlock_lbl" xml:lang="en-US">Schedule of warrant liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueConcentrationOfRiskTextBlock" xlink:to="us-gaap_FairValueConcentrationOfRiskTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SharebasedCompensationArrangementBySharebasedPaymentsAwardFairValueAssumptionsRestrictedTermyears" xlink:href="atspu-20211231.xsd#atspu_SharebasedCompensationArrangementBySharebasedPaymentsAwardFairValueAssumptionsRestrictedTermyears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SharebasedCompensationArrangementBySharebasedPaymentsAwardFairValueAssumptionsRestrictedTermyears_lbl" xml:lang="en-US">Restricted term (years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharebasedCompensationArrangementBySharebasedPaymentsAwardFairValueAssumptionsRestrictedTermyears" xlink:to="atspu_SharebasedCompensationArrangementBySharebasedPaymentsAwardFairValueAssumptionsRestrictedTermyears_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_lbl" xml:lang="en-US">Expected volatility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl" xml:lang="en-US">Risk-free interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl0" xml:lang="en-US">Risk free interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SharePrice" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharePrice_lbl" xml:lang="en-US">Stock price (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharePrice" xlink:to="us-gaap_SharePrice_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl" xml:lang="en-US">Dividend yield</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl0" xml:lang="en-US">Expected dividend rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl" xml:lang="en-US">Expected term (years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl0" xml:lang="en-US">Expected term (in years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_lbl" xml:lang="en-US">Exercise price (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock_lbl" xml:lang="en-US">Schedule of changes in the fair value warrant liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" xlink:to="us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InitialFairValueOfWarrantLiabilityUponIssuanceAtIPO" xlink:href="atspu-20211231.xsd#atspu_InitialFairValueOfWarrantLiabilityUponIssuanceAtIPO"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_InitialFairValueOfWarrantLiabilityUponIssuanceAtIPO_lbl" xml:lang="en-US">Initial fair value of warrant liability upon issuance at IPO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InitialFairValueOfWarrantLiabilityUponIssuanceAtIPO" xlink:to="atspu_InitialFairValueOfWarrantLiabilityUponIssuanceAtIPO_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ServicingLiabilityAtFairValueOtherChangesInFairValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ServicingLiabilityAtFairValueOtherChangesInFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ServicingLiabilityAtFairValueOtherChangesInFairValue_lbl" xml:lang="en-US">Change in fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ServicingLiabilityAtFairValueOtherChangesInFairValue" xlink:to="us-gaap_ServicingLiabilityAtFairValueOtherChangesInFairValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xml:lang="en-US">Commitments and Contingencies</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xml:lang="en-US">Stockholders&apos; Equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xml:lang="en-US">Income Tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US">Schedule of net deferred tax assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredTaxAssetAbstract" xlink:href="atspu-20211231.xsd#atspu_DeferredTaxAssetAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredTaxAssetAbstract_lbl" xml:lang="en-US">Deferred tax asset</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredTaxAssetAbstract" xlink:to="atspu_DeferredTaxAssetAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OrganizationalCostsStartupExpenses" xlink:href="atspu-20211231.xsd#atspu_OrganizationalCostsStartupExpenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OrganizationalCostsStartupExpenses_lbl" xml:lang="en-US">Organizational costs/Startup expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OrganizationalCostsStartupExpenses" xlink:to="atspu_OrganizationalCostsStartupExpenses_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CapitalizedCostsRelatedToBusinessCombination" xlink:href="atspu-20211231.xsd#atspu_CapitalizedCostsRelatedToBusinessCombination"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CapitalizedCostsRelatedToBusinessCombination_lbl" xml:lang="en-US">Capitalized costs related to Business Combination</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CapitalizedCostsRelatedToBusinessCombination" xlink:to="atspu_CapitalizedCostsRelatedToBusinessCombination_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FederalNetOperatingLoss" xlink:href="atspu-20211231.xsd#atspu_FederalNetOperatingLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FederalNetOperatingLoss_lbl" xml:lang="en-US">Federal net operating loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FederalNetOperatingLoss" xlink:to="atspu_FederalNetOperatingLoss_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TotalDeferredTaxAsset" xlink:href="atspu-20211231.xsd#atspu_TotalDeferredTaxAsset"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TotalDeferredTaxAsset_lbl" xml:lang="en-US">Total deferred tax asset</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalDeferredTaxAsset" xlink:to="atspu_TotalDeferredTaxAsset_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ValuationAllowance" xlink:href="atspu-20211231.xsd#atspu_ValuationAllowance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ValuationAllowance_lbl" xml:lang="en-US">Valuation allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ValuationAllowance" xlink:to="atspu_ValuationAllowance_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredTaxAssetNetOfAllowance" xlink:href="atspu-20211231.xsd#atspu_DeferredTaxAssetNetOfAllowance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredTaxAssetNetOfAllowance_lbl" xml:lang="en-US">Deferred tax asset, net of allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredTaxAssetNetOfAllowance" xlink:to="atspu_DeferredTaxAssetNetOfAllowance_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xml:lang="en-US">Schedule of income tax provision consists</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:to="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl0" xml:lang="en-US">Schedule of provision for income tax consisted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:to="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_FederalAbstract" xlink:href="atspu-20211231.xsd#atspu_FederalAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FederalAbstract_lbl" xml:lang="en-US">Federal</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FederalAbstract" xlink:to="atspu_FederalAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_lbl" xml:lang="en-US">Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentFederalTaxExpenseBenefit" xlink:to="us-gaap_CurrentFederalTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Deferred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StateAbstract" xlink:href="atspu-20211231.xsd#atspu_StateAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StateAbstract_lbl" xml:lang="en-US">State</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StateAbstract" xlink:to="atspu_StateAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl" xml:lang="en-US">Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:to="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl" xml:lang="en-US">Deferred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US">Change in valuation allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xml:lang="en-US">Schedule of effective tax rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:to="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xml:lang="en-US">Statutory federal income tax rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl0" xml:lang="en-US">Federal statutory income tax rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl" xml:lang="en-US">State taxes, net of federal tax benefit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl0" xml:lang="en-US">State income tax rate, net of federal benefit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl" xml:lang="en-US">Permanent Book/Tax Differences</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US">Change in valuation allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xml:lang="en-US">Income tax provision</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SubsequentEventsTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsequentEventsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xml:lang="en-US">Subsequent Events</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsequentEventsTextBlock" xlink:to="us-gaap_SubsequentEventsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xml:lang="en-US">ORGANIZATION</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfPublicUtilityPropertyPlantAndEquipmentTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfPublicUtilityPropertyPlantAndEquipmentTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfPublicUtilityPropertyPlantAndEquipmentTextBlock_lbl" xml:lang="en-US">Schedule of estimated useful lives company&apos; s property and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfPublicUtilityPropertyPlantAndEquipmentTextBlock" xlink:to="us-gaap_ScheduleOfPublicUtilityPropertyPlantAndEquipmentTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xml:lang="en-US">Estimated useful lives</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:to="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_EstimatedUsefulLivesDecription" xlink:href="atspu-20211231.xsd#atspu_EstimatedUsefulLivesDecription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_EstimatedUsefulLivesDecription_lbl" xml:lang="en-US">Estimated useful lives, description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_EstimatedUsefulLivesDecription" xlink:to="atspu_EstimatedUsefulLivesDecription_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock_lbl" xml:lang="en-US">REVENUE RECOGNITION</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:to="us-gaap_RevenueFromContractWithCustomerTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_lbl" xml:lang="en-US">Schedule of revenues under each performance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock" xlink:to="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_HostedServices" xlink:href="atspu-20211231.xsd#atspu_HostedServices"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_HostedServices_lbl" xml:lang="en-US">Hosted services</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_HostedServices" xlink:to="atspu_HostedServices_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ProfessionalService" xlink:href="atspu-20211231.xsd#atspu_ProfessionalService"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ProfessionalService_lbl" xml:lang="en-US">Professional services</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProfessionalService" xlink:to="atspu_ProfessionalService_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TrafficMonetization" xlink:href="atspu-20211231.xsd#atspu_TrafficMonetization"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TrafficMonetization_lbl" xml:lang="en-US">Monetization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TrafficMonetization" xlink:to="atspu_TrafficMonetization_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xml:lang="en-US">Schedule of disaggregates revenue by geographic location, recognition pattern and service</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:to="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfRevenueRecognitionPatternTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfRevenueRecognitionPatternTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfRevenueRecognitionPatternTableTextBlock_lbl" xml:lang="en-US">Schedule of revenue recognition pattern</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfRevenueRecognitionPatternTableTextBlock" xlink:to="atspu_ScheduleOfRevenueRecognitionPatternTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfServiceTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfServiceTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfServiceTableTextBlock_lbl" xml:lang="en-US">Schedule of Service</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfServiceTableTextBlock" xlink:to="atspu_ScheduleOfServiceTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xml:lang="en-US">PROPERTY AND EQUIPMENT, NET</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xml:lang="en-US">Schedule of property and equipment, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentGross" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xml:lang="en-US">Property, Plant and Equipment, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentGross" xlink:to="us-gaap_PropertyPlantAndEquipmentGross_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" xml:lang="en-US">ACCRUED LIABILITIES</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:to="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl" xml:lang="en-US">Schedule of accrued liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl" xml:lang="en-US">Accrued compensation expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:to="us-gaap_EmployeeRelatedLiabilitiesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestNoncurrent_lbl" xml:lang="en-US">Accrued interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestNoncurrent" xlink:to="us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl" xml:lang="en-US">Accrued vendor payables</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccruedProfessionalFeesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccruedProfessionalFeesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl" xml:lang="en-US">Accrued professional services</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedProfessionalFeesCurrent" xlink:to="us-gaap_AccruedProfessionalFeesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xml:lang="en-US">Other accrued liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAccruedLiabilitiesCurrent" xlink:to="us-gaap_OtherAccruedLiabilitiesCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent" xlink:to="us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xml:lang="en-US">WARRANTS</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:to="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongTermDebtTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtTextBlock_lbl" xml:lang="en-US">CONVERTIBLE NOTES AND NOTE PAYABLE</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtTextBlock" xlink:to="us-gaap_LongTermDebtTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueTableTextBlock_lbl" xml:lang="en-US">Schedule of unamortized debt discount and fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueTableTextBlock" xlink:to="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountNoncurrent_lbl" xml:lang="en-US">Unamortized debt discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedDiscountNoncurrent" xlink:to="us-gaap_DebtInstrumentUnamortizedDiscountNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_lbl" xml:lang="en-US">Accrued interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest" xlink:to="us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfAccruedInterestAndFairValueRemeasurementTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfAccruedInterestAndFairValueRemeasurementTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfAccruedInterestAndFairValueRemeasurementTableTextBlock_lbl" xml:lang="en-US">Schedule of accrued interest and fair value remeasurement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfAccruedInterestAndFairValueRemeasurementTableTextBlock" xlink:to="atspu_ScheduleOfAccruedInterestAndFairValueRemeasurementTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfDebtTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfDebtTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDebtTableTextBlock_lbl" xml:lang="en-US">Schedule of convertible notes, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDebtTableTextBlock" xlink:to="us-gaap_ScheduleOfDebtTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NotesPayableCurrentPortion" xlink:href="atspu-20211231.xsd#atspu_NotesPayableCurrentPortion"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NotesPayableCurrentPortion_lbl" xml:lang="en-US">Note payable, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NotesPayableCurrentPortion" xlink:to="atspu_NotesPayableCurrentPortion_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_lbl" xml:lang="en-US">Unamortized loan discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet" xlink:to="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_lbl0" xml:lang="en-US">Total amount of debt discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet" xlink:to="us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_CarryingValueConvertibleDebt" xlink:href="atspu-20211231.xsd#atspu_CarryingValueConvertibleDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CarryingValueConvertibleDebt_lbl" xml:lang="en-US">Carrying value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CarryingValueConvertibleDebt" xlink:to="atspu_CarryingValueConvertibleDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfConvertibleNotesCurrentPortionTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfConvertibleNotesCurrentPortionTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfConvertibleNotesCurrentPortionTableTextBlock_lbl" xml:lang="en-US">Schedule of convertible notes, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfConvertibleNotesCurrentPortionTableTextBlock" xlink:to="atspu_ScheduleOfConvertibleNotesCurrentPortionTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNotesCurrentPortion" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNotesCurrentPortion"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ConvertibleNotesCurrentPortion_lbl" xml:lang="en-US">Convertible notes, current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesCurrentPortion" xlink:to="atspu_ConvertibleNotesCurrentPortion_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnamortizedLoanDiscounts" xlink:href="atspu-20211231.xsd#atspu_UnamortizedLoanDiscounts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnamortizedLoanDiscounts_lbl" xml:lang="en-US">Unamortized loan discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnamortizedLoanDiscounts" xlink:to="atspu_UnamortizedLoanDiscounts_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNoteTotal" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNoteTotal"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ConvertibleNoteTotal_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNoteTotal" xlink:to="atspu_ConvertibleNoteTotal_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnamortizedDebtIssuanceCostRecordedAsAnAsset" xlink:href="atspu-20211231.xsd#atspu_UnamortizedDebtIssuanceCostRecordedAsAnAsset"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnamortizedDebtIssuanceCostRecordedAsAnAsset_lbl" xml:lang="en-US">Unamortized debt issuance cost recorded as an asset</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnamortizedDebtIssuanceCostRecordedAsAnAsset" xlink:to="atspu_UnamortizedDebtIssuanceCostRecordedAsAnAsset_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xml:lang="en-US">Schedule of the fair value of the Company&#8217;s financial instruments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:to="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AssetsAbstract00" xlink:href="atspu-20211231.xsd#atspu_AssetsAbstract00"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AssetsAbstract00_lbl" xml:lang="en-US">Assets:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AssetsAbstract00" xlink:to="atspu_AssetsAbstract00_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LiabilitiesAbstract0" xlink:href="atspu-20211231.xsd#atspu_LiabilitiesAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_LiabilitiesAbstract0_lbl" xml:lang="en-US">Liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LiabilitiesAbstract0" xlink:to="atspu_LiabilitiesAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AssetsAbstract000" xlink:href="atspu-20211231.xsd#atspu_AssetsAbstract000"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AssetsAbstract000_lbl" xml:lang="en-US">Assets:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AssetsAbstract000" xlink:to="atspu_AssetsAbstract000_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LiabilitiesAbstract00" xlink:href="atspu-20211231.xsd#atspu_LiabilitiesAbstract00"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_LiabilitiesAbstract00_lbl" xml:lang="en-US">Liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LiabilitiesAbstract00" xlink:to="atspu_LiabilitiesAbstract00_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleToDetermineTheFairValueOfTheEmbeddedDerivativeTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleToDetermineTheFairValueOfTheEmbeddedDerivativeTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleToDetermineTheFairValueOfTheEmbeddedDerivativeTableTextBlock_lbl" xml:lang="en-US">Schedule of company determined the fair value of the Series B preferred stock warrants using the Black-Scholes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleToDetermineTheFairValueOfTheEmbeddedDerivativeTableTextBlock" xlink:to="atspu_ScheduleToDetermineTheFairValueOfTheEmbeddedDerivativeTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfShareBasedPaymentAwardStockOptionValuationAssumptionsTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfShareBasedPaymentAwardStockOptionValuationAssumptionsTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfShareBasedPaymentAwardStockOptionValuationAssumptionsTableTextBlock_lbl" xml:lang="en-US">Schedule to determine the fair value of the embedded derivative</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfShareBasedPaymentAwardStockOptionValuationAssumptionsTableTextBlock" xlink:to="atspu_ScheduleOfShareBasedPaymentAwardStockOptionValuationAssumptionsTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShortTermDebtPercentageBearingFixedInterestRate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShortTermDebtPercentageBearingFixedInterestRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShortTermDebtPercentageBearingFixedInterestRate_lbl" xml:lang="en-US">Probability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShortTermDebtPercentageBearingFixedInterestRate" xlink:to="us-gaap_ShortTermDebtPercentageBearingFixedInterestRate_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLeaseWeightedAverageRemainingLeaseTerm" xlink:href="atspu-20211231.xsd#atspu_OperatingLeaseWeightedAverageRemainingLeaseTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLeaseWeightedAverageRemainingLeaseTerm_lbl" xml:lang="en-US">Weighted average term (years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseWeightedAverageRemainingLeaseTerm" xlink:to="atspu_OperatingLeaseWeightedAverageRemainingLeaseTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLeaseWeightedAverageDiscountSRatePercent" xlink:href="atspu-20211231.xsd#atspu_OperatingLeaseWeightedAverageDiscountSRatePercent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLeaseWeightedAverageDiscountSRatePercent_lbl" xml:lang="en-US">Weighted average discount rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseWeightedAverageDiscountSRatePercent" xlink:to="atspu_OperatingLeaseWeightedAverageDiscountSRatePercent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xml:lang="en-US">Schedule of changes in fair value of the Company&#8217;s derivative liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:to="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueAdjustmentOfWarrants" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAdjustmentOfWarrants"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl" xml:lang="en-US">Initial fair value of derivative liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAdjustmentOfWarrants" xlink:to="us-gaap_FairValueAdjustmentOfWarrants_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueAdjustmentOfWarrants_lbl0" xml:lang="en-US">Fair value adjustment warrants (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAdjustmentOfWarrants" xlink:to="us-gaap_FairValueAdjustmentOfWarrants_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueOptionChangesInFairValueGainLoss1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueOptionChangesInFairValueGainLoss1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueOptionChangesInFairValueGainLoss1_lbl" xml:lang="en-US">Change in fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOptionChangesInFairValueGainLoss1" xlink:to="us-gaap_FairValueOptionChangesInFairValueGainLoss1_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockTextBlock_lbl" xml:lang="en-US">PREFERRED STOCK</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockTextBlock" xlink:to="us-gaap_PreferredStockTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingTableTextBlock_lbl" xml:lang="en-US">Schedule of preferred stock authorized, issued and outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingTableTextBlock" xlink:to="atspu_ScheduleOfPreferredStockAuthorizedIssuedAndOutstandingTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockShareAuthorized" xlink:href="atspu-20211231.xsd#atspu_PreferredStockShareAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferredStockShareAuthorized_lbl" xml:lang="en-US">Shares Authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockShareAuthorized" xlink:to="atspu_PreferredStockShareAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockLiquidationPreferencePerShare" xlink:href="atspu-20211231.xsd#atspu_PreferredStockLiquidationPreferencePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferredStockLiquidationPreferencePerShare_lbl" xml:lang="en-US">Liquidation Preference (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockLiquidationPreferencePerShare" xlink:to="atspu_PreferredStockLiquidationPreferencePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockCarryingValue" xlink:href="atspu-20211231.xsd#atspu_PreferredStockCarryingValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferredStockCarryingValue_lbl" xml:lang="en-US">Carrying Value (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockCarryingValue" xlink:to="atspu_PreferredStockCarryingValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockShareIssued" xlink:href="atspu-20211231.xsd#atspu_PreferredStockShareIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferredStockShareIssued_lbl" xml:lang="en-US">Shares Issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockShareIssued" xlink:to="atspu_PreferredStockShareIssued_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockTextBlock" xlink:href="atspu-20211231.xsd#atspu_CommonStockTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CommonStockTextBlock_lbl" xml:lang="en-US">COMMON STOCK</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockTextBlock" xlink:to="atspu_CommonStockTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock_lbl" xml:lang="en-US">Schedule of company has reserved shares of common stock for future issuance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock" xlink:to="us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockConvertibleSharesIssuable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockConvertibleSharesIssuable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockConvertibleSharesIssuable_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockConvertibleSharesIssuable" xlink:to="us-gaap_PreferredStockConvertibleSharesIssuable_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_lbl" xml:lang="en-US">Stock options outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanSharesReservedForFutureIssuance" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanSharesReservedForFutureIssuance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIncentivePlanSharesReservedForFutureIssuance_lbl" xml:lang="en-US">Stock incentive plan shares reserved for future issuance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanSharesReservedForFutureIssuance" xlink:to="atspu_StockIncentivePlanSharesReservedForFutureIssuance_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xml:lang="en-US">STOCK INCENTIVE PLAN</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xml:lang="en-US">Schedule of stock options outstanding and exercisable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xml:lang="en-US">Weighted Average Remaining Contractual Term (Years), Outstanding at Beginning balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SharesAvailableForGrantAuthorized" xlink:href="atspu-20211231.xsd#atspu_SharesAvailableForGrantAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SharesAvailableForGrantAuthorized_lbl" xml:lang="en-US">Shares Available for Grant, Authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharesAvailableForGrantAuthorized" xlink:to="atspu_SharesAvailableForGrantAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OutstandingStockOptionsAuthorized" xlink:href="atspu-20211231.xsd#atspu_OutstandingStockOptionsAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OutstandingStockOptionsAuthorized_lbl" xml:lang="en-US">Outstanding Stock Options, Authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OutstandingStockOptionsAuthorized" xlink:to="atspu_OutstandingStockOptionsAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WeightedAverageExercisePricePerShareAuthorized" xlink:href="atspu-20211231.xsd#atspu_WeightedAverageExercisePricePerShareAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WeightedAverageExercisePricePerShareAuthorized_lbl" xml:lang="en-US">Weighted Average Exercise Price Per Share, Authorized (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageExercisePricePerShareAuthorized" xlink:to="atspu_WeightedAverageExercisePricePerShareAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AverageIntrinsicValueAuthorized" xlink:href="atspu-20211231.xsd#atspu_AverageIntrinsicValueAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AverageIntrinsicValueAuthorized_lbl" xml:lang="en-US">Average Intrinsic Value, Authorized (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueAuthorized" xlink:to="atspu_AverageIntrinsicValueAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGross" xlink:href="atspu-20211231.xsd#atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGross_lbl" xml:lang="en-US">Outstanding Stock Options, Granted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGross" xlink:to="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGross_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US">Weighted Average Exercise Price Per Share, Granted (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AverageIntrinsicValueGranted" xlink:href="atspu-20211231.xsd#atspu_AverageIntrinsicValueGranted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AverageIntrinsicValueGranted_lbl" xml:lang="en-US">Average Intrinsic Value, Granted (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueGranted" xlink:to="atspu_AverageIntrinsicValueGranted_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForExercised" xlink:href="atspu-20211231.xsd#atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForExercised_lbl" xml:lang="en-US">Shares Available for Grant, Exercised</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForExercised" xlink:to="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForExercised_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US">Weighted Average Exercise Price Per Share, Exercised (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AggregateIntrinsicValueExercised" xlink:href="atspu-20211231.xsd#atspu_AggregateIntrinsicValueExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AggregateIntrinsicValueExercised_lbl" xml:lang="en-US">Average Intrinsic Value, Exercised (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AggregateIntrinsicValueExercised" xlink:to="atspu_AggregateIntrinsicValueExercised_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SharesAvailableForGrantAwardsForfeitedOrCancelledinDollarsPerShare" xlink:href="atspu-20211231.xsd#atspu_SharesAvailableForGrantAwardsForfeitedOrCancelledinDollarsPerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SharesAvailableForGrantAwardsForfeitedOrCancelledinDollarsPerShare_lbl" xml:lang="en-US">Shares Available for Grant, Awards forfeited or cancelled</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharesAvailableForGrantAwardsForfeitedOrCancelledinDollarsPerShare" xlink:to="atspu_SharesAvailableForGrantAwardsForfeitedOrCancelledinDollarsPerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_lbl" xml:lang="en-US">Weighted Average Exercise Price Per Share, Awards forfeited or cancelled (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AverageIntrinsicValueAwardsForfeitedOrCancelled" xlink:href="atspu-20211231.xsd#atspu_AverageIntrinsicValueAwardsForfeitedOrCancelled"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AverageIntrinsicValueAwardsForfeitedOrCancelled_lbl" xml:lang="en-US">Average Intrinsic Value, Awards forfeited or cancelled (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueAwardsForfeitedOrCancelled" xlink:to="atspu_AverageIntrinsicValueAwardsForfeitedOrCancelled_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WeightedAverageRemainingContractualTermYearsOutstanding" xlink:href="atspu-20211231.xsd#atspu_WeightedAverageRemainingContractualTermYearsOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WeightedAverageRemainingContractualTermYearsOutstanding_lbl" xml:lang="en-US">Weighted Average Remaining Contractual Term (Years), Outstanding at Ending balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageRemainingContractualTermYearsOutstanding" xlink:to="atspu_WeightedAverageRemainingContractualTermYearsOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OutstandingStockOptionsExercisable" xlink:href="atspu-20211231.xsd#atspu_OutstandingStockOptionsExercisable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OutstandingStockOptionsExercisable_lbl" xml:lang="en-US">Outstanding Stock Options, Exercisable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OutstandingStockOptionsExercisable" xlink:to="atspu_OutstandingStockOptionsExercisable_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_lbl" xml:lang="en-US">Weighted Average Exercise Price Per Share, Exercisable (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WeightedAverageRemainingContractualTermYearsOptionsExercisable" xlink:href="atspu-20211231.xsd#atspu_WeightedAverageRemainingContractualTermYearsOptionsExercisable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WeightedAverageRemainingContractualTermYearsOptionsExercisable_lbl" xml:lang="en-US">Weighted Average Remaining Contractual Term (Years), Exercisable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageRemainingContractualTermYearsOptionsExercisable" xlink:to="atspu_WeightedAverageRemainingContractualTermYearsOptionsExercisable_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_lbl" xml:lang="en-US">Average Intrinsic Value, Exercisable (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_lbl" xml:lang="en-US">Schedule of stock options outstanding and exercisable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xml:lang="en-US">Options Outstanding, Weighted Average Remaining Contractual Life (Years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfWeightedAverageInCalculatedFairValueOfTheOptionsGrantedToEmployeesTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfWeightedAverageInCalculatedFairValueOfTheOptionsGrantedToEmployeesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfWeightedAverageInCalculatedFairValueOfTheOptionsGrantedToEmployeesTableTextBlock_lbl" xml:lang="en-US">Schedule of weighted average calculated fair value of the options granted to employees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfWeightedAverageInCalculatedFairValueOfTheOptionsGrantedToEmployeesTableTextBlock" xlink:to="atspu_ScheduleOfWeightedAverageInCalculatedFairValueOfTheOptionsGrantedToEmployeesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValue" xlink:href="atspu-20211231.xsd#atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValue_lbl" xml:lang="en-US">Fair Value of Common Stock (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValue" xlink:to="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl" xml:lang="en-US">Schedule of operations and comprehensive loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:to="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ResearchAndDevelopment" xlink:href="atspu-20211231.xsd#atspu_ResearchAndDevelopment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ResearchAndDevelopment_lbl" xml:lang="en-US">Research and development</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ResearchAndDevelopment" xlink:to="atspu_ResearchAndDevelopment_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SalesAndMarketing" xlink:href="atspu-20211231.xsd#atspu_SalesAndMarketing"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SalesAndMarketing_lbl" xml:lang="en-US">Sales and marketing</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SalesAndMarketing" xlink:to="atspu_SalesAndMarketing_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherSellingGeneralAndAdministrativeExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherSellingGeneralAndAdministrativeExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherSellingGeneralAndAdministrativeExpense_lbl" xml:lang="en-US">General and administrative</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherSellingGeneralAndAdministrativeExpense" xlink:to="us-gaap_OtherSellingGeneralAndAdministrativeExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:to="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeasesTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xml:lang="en-US">LEASES</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeasesTextBlock" xlink:to="us-gaap_LesseeOperatingLeasesTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xml:lang="en-US">Schedule of aggregate noncancelable future minimum lease payments under operating and finance leases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_lbl" xml:lang="en-US">2022</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_lbl" xml:lang="en-US">2023</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl" xml:lang="en-US">2024</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl" xml:lang="en-US">2025</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLeaseFutureMinimumPaymentsDueInSixYears" xlink:href="atspu-20211231.xsd#atspu_OperatingLeaseFutureMinimumPaymentsDueInSixYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLeaseFutureMinimumPaymentsDueInSixYears_lbl" xml:lang="en-US">2026</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseFutureMinimumPaymentsDueInSixYears" xlink:to="atspu_OperatingLeaseFutureMinimumPaymentsDueInSixYears_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_lbl" xml:lang="en-US">Thereafter</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ImputedInterest" xlink:href="atspu-20211231.xsd#atspu_ImputedInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ImputedInterest_lbl" xml:lang="en-US">Less: imputed interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ImputedInterest" xlink:to="atspu_ImputedInterest_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseLiability" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xml:lang="en-US">Present value of lease liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiability" xlink:to="us-gaap_OperatingLeaseLiability_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingLeaseLiability_lbl0" xml:lang="en-US">Operating lease liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiability" xlink:to="us-gaap_OperatingLeaseLiability_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherLongTermDebtNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherLongTermDebtNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLongTermDebtNoncurrent_lbl" xml:lang="en-US">Lease liabilities, net of current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLongTermDebtNoncurrent" xlink:to="us-gaap_OtherLongTermDebtNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LeaseCostTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeaseCostTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xml:lang="en-US">Schedule of additional information related to the inputs used in computing the Company&#8217;s lease</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeaseCostTableTextBlock" xlink:to="us-gaap_LeaseCostTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseCost" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseCost"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseCost_lbl" xml:lang="en-US">Operating lease cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseCost" xlink:to="us-gaap_OperatingLeaseCost_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromShortTermDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromShortTermDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromShortTermDebt_lbl" xml:lang="en-US">Short-term lease cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromShortTermDebt" xlink:to="us-gaap_ProceedsFromShortTermDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FinancingLeaseCostAbstract" xlink:href="atspu-20211231.xsd#atspu_FinancingLeaseCostAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FinancingLeaseCostAbstract_lbl" xml:lang="en-US">Financing lease cost:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FinancingLeaseCostAbstract" xlink:to="atspu_FinancingLeaseCostAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAmortization_lbl" xml:lang="en-US">Amortization of finance leased assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:to="us-gaap_FinanceLeaseRightOfUseAssetAmortization_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseExpense_lbl" xml:lang="en-US">Interest of lease liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseExpense" xlink:to="us-gaap_OperatingLeaseExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOrDescriptionOfWeightedAverageDiscountsRateTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOrDescriptionOfWeightedAverageDiscountsRateTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOrDescriptionOfWeightedAverageDiscountsRateTextBlock_lbl" xml:lang="en-US">Schedule of weighted average remaining lease term and the weighted average discount rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOrDescriptionOfWeightedAverageDiscountsRateTextBlock" xlink:to="atspu_ScheduleOrDescriptionOfWeightedAverageDiscountsRateTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xml:lang="en-US">Weighted average remaining lease term (years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:to="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xml:lang="en-US">Weighted average discount rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:to="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock_lbl" xml:lang="en-US">OTHER EXPENSE, NET</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock" xlink:to="us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_ScheduleOfCondensedIncomeStatementTableTextBlock" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ScheduleOfCondensedIncomeStatementTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_ScheduleOfCondensedIncomeStatementTableTextBlock_lbl" xml:lang="en-US">Schedule of condensed consolidated statements of operations and comprehensive loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfCondensedIncomeStatementTableTextBlock" xlink:to="srt_ScheduleOfCondensedIncomeStatementTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OtherExpenseNetAbstract" xlink:href="atspu-20211231.xsd#atspu_OtherExpenseNetAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OtherExpenseNetAbstract_lbl" xml:lang="en-US">Other expense, net:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OtherExpenseNetAbstract" xlink:to="atspu_OtherExpenseNetAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestIncomeOther" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestIncomeOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestIncomeOther_lbl" xml:lang="en-US">Interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeOther" xlink:to="us-gaap_InterestIncomeOther_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xml:lang="en-US">Loss on extinguishment of convertible note</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:to="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestRevenueExpenseNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestRevenueExpenseNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestRevenueExpenseNet_lbl" xml:lang="en-US">Other expense, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRevenueExpenseNet" xlink:to="us-gaap_InterestRevenueExpenseNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NonoperatingIncomeExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xml:lang="en-US">Total other expense, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonoperatingIncomeExpense" xlink:to="us-gaap_NonoperatingIncomeExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EarningsPerShareTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xml:lang="en-US">NET LOSS PER SHARE</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareTextBlock" xlink:to="us-gaap_EarningsPerShareTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ScheduleOfEarningsPerSharesBasicAndDilutedTableTextBlock" xlink:href="atspu-20211231.xsd#atspu_ScheduleOfEarningsPerSharesBasicAndDilutedTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ScheduleOfEarningsPerSharesBasicAndDilutedTableTextBlock_lbl" xml:lang="en-US">Schedule of the calculation of basic and diluted net loss per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfEarningsPerSharesBasicAndDilutedTableTextBlock" xlink:to="atspu_ScheduleOfEarningsPerSharesBasicAndDilutedTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NumeratorAbstract0" xlink:href="atspu-20211231.xsd#atspu_NumeratorAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NumeratorAbstract0_lbl" xml:lang="en-US">Numerator:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NumeratorAbstract0" xlink:to="atspu_NumeratorAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DenominatorAbstract0" xlink:href="atspu-20211231.xsd#atspu_DenominatorAbstract0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DenominatorAbstract0_lbl" xml:lang="en-US">Denominator:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DenominatorAbstract0" xlink:to="atspu_DenominatorAbstract0_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl" xml:lang="en-US">Schedule of outstanding shares of potentially dilutive securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:to="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodValuesStockOptionsExercised" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodValuesStockOptionsExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodValuesStockOptionsExercised_lbl" xml:lang="en-US">Stock options</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodValuesStockOptionsExercised" xlink:to="atspu_StockIssuedDuringPeriodValuesStockOptionsExercised_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIssuedDuringPeriodWarrants" xlink:href="atspu-20211231.xsd#atspu_StockIssuedDuringPeriodWarrants"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockIssuedDuringPeriodWarrants_lbl" xml:lang="en-US">Series C Warrants (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodWarrants" xlink:to="atspu_StockIssuedDuringPeriodWarrants_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockWarrants" xlink:href="atspu-20211231.xsd#atspu_CommonStockWarrants"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CommonStockWarrants_lbl" xml:lang="en-US">Common stock warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockWarrants" xlink:to="atspu_CommonStockWarrants_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockConvertibleShareIssuable" xlink:href="atspu-20211231.xsd#atspu_PreferredStockConvertibleShareIssuable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferredStockConvertibleShareIssuable_lbl" xml:lang="en-US">Preferred Stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockConvertibleShareIssuable" xlink:to="atspu_PreferredStockConvertibleShareIssuable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TotalLiabilitiy" xlink:href="atspu-20211231.xsd#atspu_TotalLiabilitiy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TotalLiabilitiy_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalLiabilitiy" xlink:to="atspu_TotalLiabilitiy_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_incomeTaxProvision" xlink:href="atspu-20211231.xsd#atspu_incomeTaxProvision"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_incomeTaxProvision_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_incomeTaxProvision" xlink:to="atspu_incomeTaxProvision_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock_lbl" xml:lang="en-US">Schedule of provision for income tax consisted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xlink:to="us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CurrentAbstract" xlink:href="atspu-20211231.xsd#atspu_CurrentAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CurrentAbstract_lbl" xml:lang="en-US">Current:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CurrentAbstract" xlink:to="atspu_CurrentAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CurrentTotal" xlink:href="atspu-20211231.xsd#atspu_CurrentTotal"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CurrentTotal_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CurrentTotal" xlink:to="atspu_CurrentTotal_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredAbstract" xlink:href="atspu-20211231.xsd#atspu_DeferredAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredAbstract_lbl" xml:lang="en-US">Deferred:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredAbstract" xlink:to="atspu_DeferredAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredTotal" xlink:href="atspu-20211231.xsd#atspu_DeferredTotal"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredTotal_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredTotal" xlink:to="atspu_DeferredTotal_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xml:lang="en-US">Total provision</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:to="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_lbl" xml:lang="en-US">Foreign withholding and income tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_lbl" xml:lang="en-US">Research and development credits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockBasedCompensation" xlink:href="atspu-20211231.xsd#atspu_StockBasedCompensation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StockBasedCompensation_lbl" xml:lang="en-US">Stock based compensation -0.92</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockBasedCompensation" xlink:to="atspu_StockBasedCompensation_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NondeductiblePermanentExpens" xlink:href="atspu-20211231.xsd#atspu_NondeductiblePermanentExpens"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NondeductiblePermanentExpens_lbl" xml:lang="en-US">Non-deductible permanent expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NondeductiblePermanentExpens" xlink:to="atspu_NondeductiblePermanentExpens_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_Other" xlink:href="atspu-20211231.xsd#atspu_Other"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_Other_lbl" xml:lang="en-US">Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_Other" xlink:to="atspu_Other_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsTotal" xlink:href="atspu-20211231.xsd#atspu_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsTotal"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsTotal_lbl" xml:lang="en-US">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsTotal" xlink:to="atspu_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsTotal_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredTaxAssetsAbstract" xlink:href="atspu-20211231.xsd#atspu_DeferredTaxAssetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredTaxAssetsAbstract_lbl" xml:lang="en-US">Deferred tax assets:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredTaxAssetsAbstract" xlink:to="atspu_DeferredTaxAssetsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl" xml:lang="en-US">Net operating loss carryforwards</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsInProcessResearchAndDevelopment" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsInProcessResearchAndDevelopment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsInProcessResearchAndDevelopment_lbl" xml:lang="en-US">Research and development credits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsInProcessResearchAndDevelopment" xlink:to="us-gaap_DeferredTaxAssetsInProcessResearchAndDevelopment_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PropertyAndEquipmentAndIntangibleAsset" xlink:href="atspu-20211231.xsd#atspu_PropertyAndEquipmentAndIntangibleAsset"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PropertyAndEquipmentAndIntangibleAsset_lbl" xml:lang="en-US">Property and equipment and intangible assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyAndEquipmentAndIntangibleAsset" xlink:to="atspu_PropertyAndEquipmentAndIntangibleAsset_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsDeferredIncome" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsDeferredIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsDeferredIncome_lbl" xml:lang="en-US">Deferred revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsDeferredIncome" xlink:to="us-gaap_DeferredTaxAssetsDeferredIncome_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsOther" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsOther_lbl" xml:lang="en-US">Contract liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOther" xlink:to="us-gaap_DeferredTaxAssetsOther_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_lbl" xml:lang="en-US">Share-based compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent_lbl" xml:lang="en-US">Deferred rent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_lbl" xml:lang="en-US">Operating lease liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingLeaseLiability" xlink:to="us-gaap_IncreaseDecreaseInOperatingLeaseLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl" xml:lang="en-US">Debt issuance cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves_lbl" xml:lang="en-US">Accruals and reserves</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsGross" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xml:lang="en-US">Gross deferred tax assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGross" xlink:to="us-gaap_DeferredTaxAssetsGross_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxLiabilitiesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxLiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesAbstract_lbl" xml:lang="en-US">Deferred tax liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesAbstract" xlink:to="us-gaap_DeferredTaxLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsNet" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xml:lang="en-US">Net deferred tax assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsNet" xlink:to="us-gaap_DeferredTaxAssetsNet_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_lbl" xml:lang="en-US">Schedule of related party transactions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xlink:to="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xml:lang="en-US">Revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsReceivableGrossCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl" xml:lang="en-US">Accounts receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableGrossCurrent" xlink:to="us-gaap_AccountsReceivableGrossCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredRevenue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredRevenue_lbl" xml:lang="en-US">Deferred revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenue" xlink:to="us-gaap_DeferredRevenue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TemporaryEquityAccretionToRedemptionValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl" xml:lang="en-US">Accretion of temporary equity to redemption value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityAccretionToRedemptionValue" xlink:to="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xml:lang="en-US">Less: accumulated depreciation and amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LiabilityForFuturesPolicyBenefitRemeasurementGainLoss" xlink:href="atspu-20211231.xsd#atspu_LiabilityForFuturesPolicyBenefitRemeasurementGainLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_LiabilityForFuturesPolicyBenefitRemeasurementGainLoss_lbl" xml:lang="en-US">Remeasurement of conversion feature &#8211; gain/(loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LiabilityForFuturesPolicyBenefitRemeasurementGainLoss" xlink:to="atspu_LiabilityForFuturesPolicyBenefitRemeasurementGainLoss_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ExtinguishmentOfDebtAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ExtinguishmentOfDebtAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ExtinguishmentOfDebtAmount_lbl" xml:lang="en-US">Extinguishment of derivative liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExtinguishmentOfDebtAmount" xlink:to="us-gaap_ExtinguishmentOfDebtAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromWarrantExercises" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromWarrantExercises"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ProceedsFromWarrantExercises_lbl" xml:lang="en-US">Exercise of warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromWarrantExercises" xlink:to="us-gaap_ProceedsFromWarrantExercises_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ShareBasedCompensationsArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:href="atspu-20211231.xsd#atspu_ShareBasedCompensationsArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_ShareBasedCompensationsArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xml:lang="en-US">Shares Available for Grant, Granted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShareBasedCompensationsArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="atspu_ShareBasedCompensationsArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xml:lang="en-US">Outstanding Stock Options, Awards forfeited or cancelled</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongTermDebtCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_LongTermDebtCurrent_lbl" xml:lang="en-US">Less: current portion</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtCurrent" xlink:to="us-gaap_LongTermDebtCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xml:lang="en-US">Change in fair value of derivative and warrant liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:to="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ProfitsLoss" xlink:href="atspu-20211231.xsd#atspu_ProfitsLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_ProfitsLoss_lbl" xml:lang="en-US">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProfitsLoss" xlink:to="atspu_ProfitsLoss_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodValue_lbl" xml:lang="en-US">Less: deemed dividend related to the exchange of Preferred Stock Series D-3A for Preferred Stock Series D-3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRedeemedOrCalledDuringPeriodValue" xlink:to="us-gaap_StockRedeemedOrCalledDuringPeriodValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BasicAndDilutedNetLossPerShareinDollarsPerShare" xlink:href="atspu-20211231.xsd#atspu_BasicAndDilutedNetLossPerShareinDollarsPerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="atspu_BasicAndDilutedNetLossPerShareinDollarsPerShare_lbl" xml:lang="en-US">Basic and Diluted Net Loss Per Share (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedNetLossPerShareinDollarsPerShare" xlink:to="atspu_BasicAndDilutedNetLossPerShareinDollarsPerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US">Valuation allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_lbl" xml:lang="en-US">Property and equipment and intangible assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:to="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization_lbl" xml:lang="en-US">Right-of-use assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization" xlink:to="us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredIncomeTaxLiabilities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_lbl" xml:lang="en-US">Gross deferred tax liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxLiabilities" xlink:to="us-gaap_DeferredIncomeTaxLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_ScenarioPreviouslyReportedMember" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_ScenarioPreviouslyReportedMember_lbl" xml:lang="en-US">As Previously Reported [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScenarioPreviouslyReportedMember" xlink:to="srt_ScenarioPreviouslyReportedMember_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_RestatementAdjustmentMember" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RestatementAdjustmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_RestatementAdjustmentMember_lbl" xml:lang="en-US">Adjustments [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RestatementAdjustmentMember" xlink:to="srt_RestatementAdjustmentMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AsAdjustedMember" xlink:href="atspu-20211231.xsd#atspu_AsAdjustedMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AsAdjustedMember_lbl" xml:lang="en-US">As Restated [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AsAdjustedMember" xlink:to="atspu_AsAdjustedMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RedeemableMember" xlink:href="atspu-20211231.xsd#atspu_RedeemableMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RedeemableMember_lbl" xml:lang="en-US">Redeemable [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RedeemableMember" xlink:to="atspu_RedeemableMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NonredeemableMember" xlink:href="atspu-20211231.xsd#atspu_NonredeemableMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NonredeemableMember_lbl" xml:lang="en-US">Non-redeemable [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NonredeemableMember" xlink:to="atspu_NonredeemableMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel1Member" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xml:lang="en-US">Quoted Prices In Active Markets (Level 1) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="us-gaap_FairValueInputsLevel1Member_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel1Member" xlink:to="us-gaap_FairValueInputsLevel1Member_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel2Member" xlink:to="us-gaap_FairValueInputsLevel2Member_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl0" xml:lang="en-US">Level 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel2Member" xlink:to="us-gaap_FairValueInputsLevel2Member_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel3Member" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xml:lang="en-US">Significant Other Unobservable Inputs (Level 3) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="us-gaap_FairValueInputsLevel3Member_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="us-gaap_FairValueInputsLevel3Member_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ComputerEquipmentMember_lbl" xml:lang="en-US">Computer Equipment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComputerEquipmentMember" xlink:to="us-gaap_ComputerEquipmentMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ComputerEquipmentMember_lbl0" xml:lang="en-US">Computer equipment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComputerEquipmentMember" xlink:to="us-gaap_ComputerEquipmentMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_SoftwareMember" xlink:href="atspu-20211231.xsd#atspu_SoftwareMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SoftwareMember_lbl" xml:lang="en-US">Software [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SoftwareMember" xlink:to="atspu_SoftwareMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FurnitureAndFixturesMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FurnitureAndFixturesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xml:lang="en-US">Furniture and Fixtures [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FurnitureAndFixturesMember" xlink:to="us-gaap_FurnitureAndFixturesMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl0" xml:lang="en-US">Furniture and fixtures [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FurnitureAndFixturesMember" xlink:to="us-gaap_FurnitureAndFixturesMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="srt_MinimumMember" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MinimumMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_MinimumMember_lbl" xml:lang="en-US">Minimum [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MinimumMember" xlink:to="srt_MinimumMember_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_MaximumMember" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_MaximumMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="srt_MaximumMember_lbl" xml:lang="en-US">Maximum [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MaximumMember" xlink:to="srt_MaximumMember_lbl"/>
    <loc xlink:type="locator" xlink:label="country_DE" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_DE"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="country_DE_lbl" xml:lang="en-US">Germany [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_DE" xlink:to="country_DE_lbl"/>
    <loc xlink:type="locator" xlink:label="country_US" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_US"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="country_US_lbl" xml:lang="en-US">United States [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_US" xlink:to="country_US_lbl"/>
    <loc xlink:type="locator" xlink:label="country_JP" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_JP"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="country_JP_lbl" xml:lang="en-US">Japan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_JP" xlink:to="country_JP_lbl"/>
    <loc xlink:type="locator" xlink:label="country_KR" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_KR"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="country_KR_lbl" xml:lang="en-US">Korea [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_KR" xlink:to="country_KR_lbl"/>
    <loc xlink:type="locator" xlink:label="country_FR" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_FR"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="country_FR_lbl" xml:lang="en-US">France [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_FR" xlink:to="country_FR_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OtherLocationMember" xlink:href="atspu-20211231.xsd#atspu_OtherLocationMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OtherLocationMember_lbl" xml:lang="en-US">Other Location [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OtherLocationMember" xlink:to="atspu_OtherLocationMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TransferredOverTimeMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransferredOverTimeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TransferredOverTimeMember_lbl" xml:lang="en-US">Over Time Revenue [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TransferredOverTimeMember" xlink:to="us-gaap_TransferredOverTimeMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TransferredAtPointInTimeMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransferredAtPointInTimeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TransferredAtPointInTimeMember_lbl" xml:lang="en-US">Point-In-Time [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TransferredAtPointInTimeMember" xlink:to="us-gaap_TransferredAtPointInTimeMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ProductRoyaltiesMember" xlink:href="atspu-20211231.xsd#atspu_ProductRoyaltiesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ProductRoyaltiesMember_lbl" xml:lang="en-US">Product Royalties [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProductRoyaltiesMember" xlink:to="atspu_ProductRoyaltiesMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ServiceSubscriptionsMember" xlink:href="atspu-20211231.xsd#atspu_ServiceSubscriptionsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ServiceSubscriptionsMember_lbl" xml:lang="en-US">Service Subscriptions [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ServiceSubscriptionsMember" xlink:to="atspu_ServiceSubscriptionsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_MonetizationMember" xlink:href="atspu-20211231.xsd#atspu_MonetizationMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_MonetizationMember_lbl" xml:lang="en-US">Monetization [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_MonetizationMember" xlink:to="atspu_MonetizationMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SalesRevenueNetMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesRevenueNetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SalesRevenueNetMember_lbl" xml:lang="en-US">Revenue [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SalesRevenueNetMember" xlink:to="us-gaap_SalesRevenueNetMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SalesRevenueNetMember_lbl0" xml:lang="en-US">Revenue Benchmark [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SalesRevenueNetMember" xlink:to="us-gaap_SalesRevenueNetMember_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SoftwareDevelopmentMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SoftwareDevelopmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SoftwareDevelopmentMember_lbl" xml:lang="en-US">Software and voice recordings [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SoftwareDevelopmentMember" xlink:to="us-gaap_SoftwareDevelopmentMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LeaseholdImprovementsMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeaseholdImprovementsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LeaseholdImprovementsMember_lbl" xml:lang="en-US">Leasehold improvements [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LeaseholdImprovementsMember" xlink:to="us-gaap_LeaseholdImprovementsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConstructionInProgressMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConstructionInProgressMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xml:lang="en-US">Construction in progress [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConstructionInProgressMember" xlink:to="us-gaap_ConstructionInProgressMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_June2020NoteMember" xlink:href="atspu-20211231.xsd#atspu_June2020NoteMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_June2020NoteMember_lbl" xml:lang="en-US">June 2020 Note [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_June2020NoteMember" xlink:to="atspu_June2020NoteMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_June2021NoteMember" xlink:href="atspu-20211231.xsd#atspu_June2021NoteMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_June2021NoteMember_lbl" xml:lang="en-US">June 2021 Note [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_June2021NoteMember" xlink:to="atspu_June2021NoteMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DerivativeLiabilityMember" xlink:href="atspu-20211231.xsd#atspu_DerivativeLiabilityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DerivativeLiabilityMember_lbl" xml:lang="en-US">Derivative Liability [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DerivativeLiabilityMember" xlink:to="atspu_DerivativeLiabilityMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantLiabilityMember" xlink:href="atspu-20211231.xsd#atspu_WarrantLiabilityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WarrantLiabilityMember_lbl" xml:lang="en-US">Warrant Liability [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantLiabilityMember" xlink:to="atspu_WarrantLiabilityMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_April2013SeriesCWarrantsMember" xlink:href="atspu-20211231.xsd#atspu_April2013SeriesCWarrantsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_April2013SeriesCWarrantsMember_lbl" xml:lang="en-US">April 2013 Series C Warrants [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_April2013SeriesCWarrantsMember" xlink:to="atspu_April2013SeriesCWarrantsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_November2013SeriesCWarrantsMember" xlink:href="atspu-20211231.xsd#atspu_November2013SeriesCWarrantsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_November2013SeriesCWarrantsMember_lbl" xml:lang="en-US">November 2013 Series C Warrants [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_November2013SeriesCWarrantsMember" xlink:to="atspu_November2013SeriesCWarrantsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SVBMarch2021NoteCommonStockWarrantsMember" xlink:href="atspu-20211231.xsd#atspu_SVBMarch2021NoteCommonStockWarrantsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SVBMarch2021NoteCommonStockWarrantsMember_lbl" xml:lang="en-US">SVB March 2021 Note Common Stock Warrants [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SVBMarch2021NoteCommonStockWarrantsMember" xlink:to="atspu_SVBMarch2021NoteCommonStockWarrantsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SCIJune2021NoteCommonStockWarrantsMember" xlink:href="atspu-20211231.xsd#atspu_SCIJune2021NoteCommonStockWarrantsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SCIJune2021NoteCommonStockWarrantsMember_lbl" xml:lang="en-US">SCI June 2021 Note Common Stock Warrants [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SCIJune2021NoteCommonStockWarrantsMember" xlink:to="atspu_SCIJune2021NoteCommonStockWarrantsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ProbabilityOfNextEquityFinancingMember" xlink:href="atspu-20211231.xsd#atspu_ProbabilityOfNextEquityFinancingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ProbabilityOfNextEquityFinancingMember_lbl" xml:lang="en-US">Probability of Next Equity Financing [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProbabilityOfNextEquityFinancingMember" xlink:to="atspu_ProbabilityOfNextEquityFinancingMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ProbabilityOfSPACPIPEMember" xlink:href="atspu-20211231.xsd#atspu_ProbabilityOfSPACPIPEMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ProbabilityOfSPACPIPEMember_lbl" xml:lang="en-US">Probability of SPAC/PIPE [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProbabilityOfSPACPIPEMember" xlink:to="atspu_ProbabilityOfSPACPIPEMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ProbabilityOfIPOMember" xlink:href="atspu-20211231.xsd#atspu_ProbabilityOfIPOMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ProbabilityOfIPOMember_lbl" xml:lang="en-US">Probability of IPO [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProbabilityOfIPOMember" xlink:to="atspu_ProbabilityOfIPOMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SeriesAPreferredStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SeriesAPreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SeriesAPreferredStockMember_lbl" xml:lang="en-US">Series A Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesAPreferredStockMember" xlink:to="us-gaap_SeriesAPreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SeriesBPreferredStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SeriesBPreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SeriesBPreferredStockMember_lbl" xml:lang="en-US">Series B Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesBPreferredStockMember" xlink:to="us-gaap_SeriesBPreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SeriesCPreferredStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SeriesCPreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SeriesCPreferredStockMember_lbl" xml:lang="en-US">Series C Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesCPreferredStockMember" xlink:to="us-gaap_SeriesCPreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SeriesC1PreferredStockMember" xlink:href="atspu-20211231.xsd#atspu_SeriesC1PreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SeriesC1PreferredStockMember_lbl" xml:lang="en-US">Series C-1 Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SeriesC1PreferredStockMember" xlink:to="atspu_SeriesC1PreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SeriesDPreferredStockMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SeriesDPreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SeriesDPreferredStockMember_lbl" xml:lang="en-US">Series D Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesDPreferredStockMember" xlink:to="us-gaap_SeriesDPreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SeriesD1PreferredStockMember" xlink:href="atspu-20211231.xsd#atspu_SeriesD1PreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SeriesD1PreferredStockMember_lbl" xml:lang="en-US">Series D-1 Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SeriesD1PreferredStockMember" xlink:to="atspu_SeriesD1PreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SeriesD2PreferredStockMember" xlink:href="atspu-20211231.xsd#atspu_SeriesD2PreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SeriesD2PreferredStockMember_lbl" xml:lang="en-US">Series D-2 Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SeriesD2PreferredStockMember" xlink:to="atspu_SeriesD2PreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SeriesD3PreferredStockMember" xlink:href="atspu-20211231.xsd#atspu_SeriesD3PreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SeriesD3PreferredStockMember_lbl" xml:lang="en-US">Series D-3 Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SeriesD3PreferredStockMember" xlink:to="atspu_SeriesD3PreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SeriesD3APreferredStockMember" xlink:href="atspu-20211231.xsd#atspu_SeriesD3APreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SeriesD3APreferredStockMember_lbl" xml:lang="en-US">Series D-3A Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SeriesD3APreferredStockMember" xlink:to="atspu_SeriesD3APreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockWarrantsMember" xlink:href="atspu-20211231.xsd#atspu_CommonStockWarrantsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CommonStockWarrantsMember_lbl" xml:lang="en-US">Common stock warrants [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockWarrantsMember" xlink:to="atspu_CommonStockWarrantsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SharesAvailableForGrantMember" xlink:href="atspu-20211231.xsd#atspu_SharesAvailableForGrantMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SharesAvailableForGrantMember_lbl" xml:lang="en-US">Shares Available for Grant [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharesAvailableForGrantMember" xlink:to="atspu_SharesAvailableForGrantMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OutstandingStockOptionsMember" xlink:href="atspu-20211231.xsd#atspu_OutstandingStockOptionsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OutstandingStockOptionsMember_lbl" xml:lang="en-US">Outstanding Stock Options [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OutstandingStockOptionsMember" xlink:to="atspu_OutstandingStockOptionsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WeightedAverageExercisePricePerShareMember" xlink:href="atspu-20211231.xsd#atspu_WeightedAverageExercisePricePerShareMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WeightedAverageExercisePricePerShareMember_lbl" xml:lang="en-US">Weighted Average Exercise Price Per Share [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageExercisePricePerShareMember" xlink:to="atspu_WeightedAverageExercisePricePerShareMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WeightedAverageRemainingContractualTermYearsMember" xlink:href="atspu-20211231.xsd#atspu_WeightedAverageRemainingContractualTermYearsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WeightedAverageRemainingContractualTermYearsMember_lbl" xml:lang="en-US">Weighted Average Remaining Contractual Term (Years) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageRemainingContractualTermYearsMember" xlink:to="atspu_WeightedAverageRemainingContractualTermYearsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AggregateIntrinsicValueMember" xlink:href="atspu-20211231.xsd#atspu_AggregateIntrinsicValueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AggregateIntrinsicValueMember_lbl" xml:lang="en-US">Aggregate Intrinsic Value [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AggregateIntrinsicValueMember" xlink:to="atspu_AggregateIntrinsicValueMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExercisePriceSevenMember" xlink:href="atspu-20211231.xsd#atspu_ExercisePriceSevenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExercisePriceSevenMember_lbl" xml:lang="en-US">$2.43 &#8211; $12.06 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExercisePriceSevenMember" xlink:to="atspu_ExercisePriceSevenMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExercisePriceEightMember" xlink:href="atspu-20211231.xsd#atspu_ExercisePriceEightMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExercisePriceEightMember_lbl" xml:lang="en-US">$12.07 &#8211; $15.34 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExercisePriceEightMember" xlink:to="atspu_ExercisePriceEightMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExercisePriceNineMember" xlink:href="atspu-20211231.xsd#atspu_ExercisePriceNineMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExercisePriceNineMember_lbl" xml:lang="en-US">$15.35 &#8211; $19.31 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExercisePriceNineMember" xlink:to="atspu_ExercisePriceNineMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExercisePriceTenMember" xlink:href="atspu-20211231.xsd#atspu_ExercisePriceTenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExercisePriceTenMember_lbl" xml:lang="en-US">$19.32 &#8211; $24.17 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExercisePriceTenMember" xlink:to="atspu_ExercisePriceTenMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExercisePriceElevenMember" xlink:href="atspu-20211231.xsd#atspu_ExercisePriceElevenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExercisePriceElevenMember_lbl" xml:lang="en-US">$24.18 &#8211; $50.07 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExercisePriceElevenMember" xlink:to="atspu_ExercisePriceElevenMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OptionsOutstandingMember" xlink:href="atspu-20211231.xsd#atspu_OptionsOutstandingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OptionsOutstandingMember_lbl" xml:lang="en-US">Options Outstanding [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OptionsOutstandingMember" xlink:to="atspu_OptionsOutstandingMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OptionsExercisableMember" xlink:href="atspu-20211231.xsd#atspu_OptionsExercisableMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OptionsExercisableMember_lbl" xml:lang="en-US">Options Exercisable [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OptionsExercisableMember" xlink:to="atspu_OptionsExercisableMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLeaseMember" xlink:href="atspu-20211231.xsd#atspu_OperatingLeaseMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLeaseMember_lbl" xml:lang="en-US">Operating Lease [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseMember" xlink:to="atspu_OperatingLeaseMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FinanceLeaseMember" xlink:href="atspu-20211231.xsd#atspu_FinanceLeaseMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FinanceLeaseMember_lbl" xml:lang="en-US">Finance Lease [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FinanceLeaseMember" xlink:to="atspu_FinanceLeaseMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InternationalMember" xlink:href="atspu-20211231.xsd#atspu_InternationalMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_InternationalMember_lbl" xml:lang="en-US">International [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InternationalMember" xlink:to="atspu_InternationalMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FederalMember" xlink:href="atspu-20211231.xsd#atspu_FederalMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FederalMember_lbl" xml:lang="en-US">Federal [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FederalMember" xlink:to="atspu_FederalMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StateMember" xlink:href="atspu-20211231.xsd#atspu_StateMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_StateMember_lbl" xml:lang="en-US">State [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StateMember" xlink:to="atspu_StateMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InternationalsMember" xlink:href="atspu-20211231.xsd#atspu_InternationalsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_InternationalsMember_lbl" xml:lang="en-US">International [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InternationalsMember" xlink:to="atspu_InternationalsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RevenueMember" xlink:href="atspu-20211231.xsd#atspu_RevenueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RevenueMember_lbl" xml:lang="en-US">Revenue [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RevenueMember" xlink:to="atspu_RevenueMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccountsReceivableMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccountsReceivableMember_lbl" xml:lang="en-US">Accounts Receivable [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsReceivableMember" xlink:to="us-gaap_AccountsReceivableMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredRevenueMember" xlink:href="atspu-20211231.xsd#atspu_DeferredRevenueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredRevenueMember_lbl" xml:lang="en-US">Deferred revenue [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredRevenueMember" xlink:to="atspu_DeferredRevenueMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SubsidiarySaleOfStockAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xml:lang="en-US">Sale of Stock [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubsidiarySaleOfStockAxis" xlink:to="us-gaap_SubsidiarySaleOfStockAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xml:lang="en-US">Related Party Transaction [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAxis" xlink:to="us-gaap_RelatedPartyTransactionAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xml:lang="en-US">Business Acquisition [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAxis" xlink:to="us-gaap_BusinessAcquisitionAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FinancialInstrumentAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xml:lang="en-US">Financial Instrument [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancialInstrumentAxis" xlink:to="us-gaap_FinancialInstrumentAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xml:lang="en-US">Related Party [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShortTermDebtTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShortTermDebtTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShortTermDebtTypeAxis_lbl" xml:lang="en-US">Short-term Debt, Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShortTermDebtTypeAxis" xlink:to="us-gaap_ShortTermDebtTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AwardTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AwardTypeAxis_lbl" xml:lang="en-US">Award Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AwardTypeAxis" xlink:to="us-gaap_AwardTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ChangeInAccountingEstimateByTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ChangeInAccountingEstimateByTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ChangeInAccountingEstimateByTypeAxis_lbl" xml:lang="en-US">Change in Accounting Estimate by Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ChangeInAccountingEstimateByTypeAxis" xlink:to="us-gaap_ChangeInAccountingEstimateByTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AssetAcquisitionAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetAcquisitionAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetAcquisitionAxis_lbl" xml:lang="en-US">Asset Acquisition [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetAcquisitionAxis" xlink:to="us-gaap_AssetAcquisitionAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongtermDebtTypeAxis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xml:lang="en-US">Long-term Debt, Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeAxis" xlink:to="us-gaap_LongtermDebtTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TypeOfAgreementAxis" xlink:href="atspu-20211231.xsd#atspu_TypeOfAgreementAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TypeOfAgreementAxis_lbl" xml:lang="en-US">Type of Agreement [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TypeOfAgreementAxis" xlink:to="atspu_TypeOfAgreementAxis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TotalConsideration" xlink:href="atspu-20211231.xsd#atspu_TotalConsideration"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TotalConsideration_lbl" xml:lang="en-US">Total consideration</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalConsideration" xlink:to="atspu_TotalConsideration_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PurchaseSharesOfCommonStock" xlink:href="atspu-20211231.xsd#atspu_PurchaseSharesOfCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PurchaseSharesOfCommonStock_lbl" xml:lang="en-US">Purchase shares of common stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchaseSharesOfCommonStock" xlink:to="atspu_PurchaseSharesOfCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SharesIssuedPricePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesIssuedPricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xml:lang="en-US">Price per share (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl0" xml:lang="en-US">Sale of public units price per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_TotalGrossProceeds" xlink:href="atspu-20211231.xsd#atspu_TotalGrossProceeds"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TotalGrossProceeds_lbl" xml:lang="en-US">Total gross proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalGrossProceeds" xlink:to="atspu_TotalGrossProceeds_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SaleOfStock" xlink:href="atspu-20211231.xsd#atspu_SaleOfStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SaleOfStock_lbl" xml:lang="en-US">Sale of stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SaleOfStock" xlink:to="atspu_SaleOfStock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SaleOfStockPricePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockPricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl" xml:lang="en-US">Per share price (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl0" xml:lang="en-US">Exchange price (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl1" xml:lang="en-US">Price per warrant (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl2" xml:lang="en-US">Share price (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockPricePerShare" xlink:to="us-gaap_SaleOfStockPricePerShare_lbl2"/>
    <loc xlink:type="locator" xlink:label="atspu_GeneratingGrossProceeds" xlink:href="atspu-20211231.xsd#atspu_GeneratingGrossProceeds"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_GeneratingGrossProceeds_lbl" xml:lang="en-US">Generating gross proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_GeneratingGrossProceeds" xlink:to="atspu_GeneratingGrossProceeds_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="atspu_GeneratingGrossProceeds_lbl0" xml:lang="en-US">Goss proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_GeneratingGrossProceeds" xlink:to="atspu_GeneratingGrossProceeds_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantsDescription" xlink:href="atspu-20211231.xsd#atspu_WarrantsDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WarrantsDescription_lbl" xml:lang="en-US">Warrants description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantsDescription" xlink:to="atspu_WarrantsDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TransactionCostsAmounted" xlink:href="atspu-20211231.xsd#atspu_TransactionCostsAmounted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TransactionCostsAmounted_lbl" xml:lang="en-US">Transaction costs amounted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TransactionCostsAmounted" xlink:to="atspu_TransactionCostsAmounted_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnderwritingDiscount" xlink:href="atspu-20211231.xsd#atspu_UnderwritingDiscount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnderwritingDiscount_lbl" xml:lang="en-US">Underwriting discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnderwritingDiscount" xlink:to="atspu_UnderwritingDiscount_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OtherOfferingCosts" xlink:href="atspu-20211231.xsd#atspu_OtherOfferingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OtherOfferingCosts_lbl" xml:lang="en-US">Other offering costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OtherOfferingCosts" xlink:to="atspu_OtherOfferingCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl" xml:lang="en-US">Purchase of additional units (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:to="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl" xml:lang="en-US">Purchase of Shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:to="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl0" xml:lang="en-US">Issued detachable warrants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets" xlink:to="us-gaap_StockIssuedDuringPeriodSharesPurchaseOfAssets_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_TransactionCosts" xlink:href="atspu-20211231.xsd#atspu_TransactionCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TransactionCosts_lbl" xml:lang="en-US">Transaction costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TransactionCosts" xlink:to="atspu_TransactionCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SaleOfAdditionalShares" xlink:href="atspu-20211231.xsd#atspu_SaleOfAdditionalShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SaleOfAdditionalShares_lbl" xml:lang="en-US">Sale of additional units (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SaleOfAdditionalShares" xlink:to="atspu_SaleOfAdditionalShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromDebtNetOfIssuanceCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl" xml:lang="en-US">Net proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:to="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_MaturityTerm" xlink:href="atspu-20211231.xsd#atspu_MaturityTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_MaturityTerm_lbl" xml:lang="en-US">Maturity term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_MaturityTerm" xlink:to="atspu_MaturityTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RedeemptionPercent" xlink:href="atspu-20211231.xsd#atspu_RedeemptionPercent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RedeemptionPercent_lbl" xml:lang="en-US">Percentage of redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RedeemptionPercent" xlink:to="atspu_RedeemptionPercent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FairMarketValuePercentage" xlink:href="atspu-20211231.xsd#atspu_FairMarketValuePercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FairMarketValuePercentage_lbl" xml:lang="en-US">Fair market value, percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairMarketValuePercentage" xlink:to="atspu_FairMarketValuePercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl" xml:lang="en-US">Acquired business, percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:to="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAsset" xlink:href="atspu-20211231.xsd#atspu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAsset"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAsset_lbl" xml:lang="en-US">Net tangible assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAsset" xlink:to="atspu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAsset_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_MaturityTermOfProposedPublicOffering" xlink:href="atspu-20211231.xsd#atspu_MaturityTermOfProposedPublicOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_MaturityTermOfProposedPublicOffering_lbl" xml:lang="en-US">Maturity term of proposed public offering</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_MaturityTermOfProposedPublicOffering" xlink:to="atspu_MaturityTermOfProposedPublicOffering_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RedemptionOfOutstandingPublicSubunits" xlink:href="atspu-20211231.xsd#atspu_RedemptionOfOutstandingPublicSubunits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RedemptionOfOutstandingPublicSubunits_lbl" xml:lang="en-US">Redemption of outstanding public, percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RedemptionOfOutstandingPublicSubunits" xlink:to="atspu_RedemptionOfOutstandingPublicSubunits_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BusinessCombinationDescription" xlink:href="atspu-20211231.xsd#atspu_BusinessCombinationDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BusinessCombinationDescription_lbl" xml:lang="en-US">Business combination, description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationDescription" xlink:to="atspu_BusinessCombinationDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PublicSubunitPricePerShare" xlink:href="atspu-20211231.xsd#atspu_PublicSubunitPricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PublicSubunitPricePerShare_lbl" xml:lang="en-US">Public per share (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PublicSubunitPricePerShare" xlink:to="atspu_PublicSubunitPricePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WorkingCapitalDeficit" xlink:href="atspu-20211231.xsd#atspu_WorkingCapitalDeficit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WorkingCapitalDeficit_lbl" xml:lang="en-US">Working capital amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WorkingCapitalDeficit" xlink:to="atspu_WorkingCapitalDeficit_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PaymentOfSponsor" xlink:href="atspu-20211231.xsd#atspu_PaymentOfSponsor"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PaymentOfSponsor_lbl" xml:lang="en-US">Payment of sponsor</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PaymentOfSponsor" xlink:to="atspu_PaymentOfSponsor_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_UnsecuredDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UnsecuredDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnsecuredDebt_lbl" xml:lang="en-US">Unsecured promissory note amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnsecuredDebt" xlink:to="us-gaap_UnsecuredDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TrustAccountAmount" xlink:href="atspu-20211231.xsd#atspu_TrustAccountAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TrustAccountAmount_lbl" xml:lang="en-US">Trust account amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TrustAccountAmount" xlink:to="atspu_TrustAccountAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingBusinessTerm" xlink:href="atspu-20211231.xsd#atspu_OperatingBusinessTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingBusinessTerm_lbl" xml:lang="en-US">Operating business terms term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingBusinessTerm" xlink:to="atspu_OperatingBusinessTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_MarketableSecuritiesNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MarketableSecuritiesNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MarketableSecuritiesNoncurrent_lbl" xml:lang="en-US">Marketable securities held in Trust Account</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MarketableSecuritiesNoncurrent" xlink:to="us-gaap_MarketableSecuritiesNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CashFDICInsuredAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashFDICInsuredAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashFDICInsuredAmount_lbl" xml:lang="en-US">Cash and cash equivalent deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFDICInsuredAmount" xlink:to="us-gaap_CashFDICInsuredAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PercentageOfPublicShares" xlink:href="atspu-20211231.xsd#atspu_PercentageOfPublicShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PercentageOfPublicShares_lbl" xml:lang="en-US">Percentage of public shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PercentageOfPublicShares" xlink:to="atspu_PercentageOfPublicShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PercentageOfFounderNonredeemableShares" xlink:href="atspu-20211231.xsd#atspu_PercentageOfFounderNonredeemableShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PercentageOfFounderNonredeemableShares_lbl" xml:lang="en-US">Percentage of founder non-redeemable shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PercentageOfFounderNonredeemableShares" xlink:to="atspu_PercentageOfFounderNonredeemableShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FounderShares" xlink:href="atspu-20211231.xsd#atspu_FounderShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FounderShares_lbl" xml:lang="en-US">Founder shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FounderShares" xlink:to="atspu_FounderShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredOfferingCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredOfferingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredOfferingCosts_lbl" xml:lang="en-US">Deferred offering costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredOfferingCosts" xlink:to="us-gaap_DeferredOfferingCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnderwritingDiscounts" xlink:href="atspu-20211231.xsd#atspu_UnderwritingDiscounts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnderwritingDiscounts_lbl" xml:lang="en-US">Underwriting discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnderwritingDiscounts" xlink:to="atspu_UnderwritingDiscounts_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherOwnershipInterestsOfferingCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherOwnershipInterestsOfferingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherOwnershipInterestsOfferingCosts_lbl" xml:lang="en-US">Other offering costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherOwnershipInterestsOfferingCosts" xlink:to="us-gaap_OtherOwnershipInterestsOfferingCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PartnersCapitalAccountUnitSoldInPublicOffering" xlink:href="atspu-20211231.xsd#atspu_PartnersCapitalAccountUnitSoldInPublicOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PartnersCapitalAccountUnitSoldInPublicOffering_lbl" xml:lang="en-US">Purchase public units (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PartnersCapitalAccountUnitSoldInPublicOffering" xlink:to="atspu_PartnersCapitalAccountUnitSoldInPublicOffering_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SaleLeasebackTransactionGrossProceedFinancingActivities" xlink:href="atspu-20211231.xsd#atspu_SaleLeasebackTransactionGrossProceedFinancingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SaleLeasebackTransactionGrossProceedFinancingActivities_lbl" xml:lang="en-US">Gross proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SaleLeasebackTransactionGrossProceedFinancingActivities" xlink:to="atspu_SaleLeasebackTransactionGrossProceedFinancingActivities_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IncurredAdditionalTransactionCostsInUnderwritingDiscount" xlink:href="atspu-20211231.xsd#atspu_IncurredAdditionalTransactionCostsInUnderwritingDiscount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IncurredAdditionalTransactionCostsInUnderwritingDiscount_lbl" xml:lang="en-US">Underwriting discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncurredAdditionalTransactionCostsInUnderwritingDiscount" xlink:to="atspu_IncurredAdditionalTransactionCostsInUnderwritingDiscount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax_lbl" xml:lang="en-US">Other expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax" xlink:to="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherLaborRelatedExpenses" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherLaborRelatedExpenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLaborRelatedExpenses_lbl" xml:lang="en-US">Other expense, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLaborRelatedExpenses" xlink:to="us-gaap_OtherLaborRelatedExpenses_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables_lbl" xml:lang="en-US">Allowance for doubtful accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables" xlink:to="us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_lbl" xml:lang="en-US">Property and equipment percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage" xlink:to="us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InvestmentCompanyInvestmentIncomeLossRatio" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentCompanyInvestmentIncomeLossRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InvestmentCompanyInvestmentIncomeLossRatio_lbl" xml:lang="en-US">Assets in other foreign jurisdictions percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentCompanyInvestmentIncomeLossRatio" xlink:to="us-gaap_InvestmentCompanyInvestmentIncomeLossRatio_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NumberOfCustomer" xlink:href="atspu-20211231.xsd#atspu_NumberOfCustomer"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NumberOfCustomer_lbl" xml:lang="en-US">Number of customer</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NumberOfCustomer" xlink:to="atspu_NumberOfCustomer_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConcentrationRiskPercentage" xlink:href="atspu-20211231.xsd#atspu_ConcentrationRiskPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ConcentrationRiskPercentage_lbl" xml:lang="en-US">Revenue percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConcentrationRiskPercentage" xlink:to="atspu_ConcentrationRiskPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLease" xlink:href="atspu-20211231.xsd#atspu_OperatingLease"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLease_lbl" xml:lang="en-US">Operating lease</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLease" xlink:to="atspu_OperatingLease_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeferredRents" xlink:href="atspu-20211231.xsd#atspu_DeferredRents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeferredRents_lbl" xml:lang="en-US">Deferred rent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredRents" xlink:to="atspu_DeferredRents_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TenantImprovements" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TenantImprovements"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TenantImprovements_lbl" xml:lang="en-US">Tenant improvement allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TenantImprovements" xlink:to="us-gaap_TenantImprovements_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PrepaidRent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PrepaidRent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidRent_lbl" xml:lang="en-US">Prepaid rent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidRent" xlink:to="us-gaap_PrepaidRent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharesIssued_lbl" xml:lang="en-US">Sale of public shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharesIssued_lbl0" xml:lang="en-US">Shares issued (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssued" xlink:to="us-gaap_SharesIssued_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantsPricePerShare" xlink:href="atspu-20211231.xsd#atspu_WarrantsPricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WarrantsPricePerShare_lbl" xml:lang="en-US">Warrants price per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantsPricePerShare" xlink:to="atspu_WarrantsPricePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering_lbl" xml:lang="en-US">Partially exercised the over-allotment option to purchase (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering" xlink:to="us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering_lbl0" xml:lang="en-US">Public units (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering" xlink:to="us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_PurchasePrice" xlink:href="atspu-20211231.xsd#atspu_PurchasePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PurchasePrice_lbl" xml:lang="en-US">Purchase price per public unit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchasePrice" xlink:to="atspu_PurchasePrice_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities_lbl" xml:lang="en-US">Gross proceeds (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities" xlink:to="us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts_lbl" xml:lang="en-US">Net proceeds (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts" xlink:to="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PurchasedAggregateSharesOfPrivateUnits" xlink:href="atspu-20211231.xsd#atspu_PurchasedAggregateSharesOfPrivateUnits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PurchasedAggregateSharesOfPrivateUnits_lbl" xml:lang="en-US">Purchased aggregate shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchasedAggregateSharesOfPrivateUnits" xlink:to="atspu_PurchasedAggregateSharesOfPrivateUnits_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PurchasePricePerShare" xlink:href="atspu-20211231.xsd#atspu_PurchasePricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PurchasePricePerShare_lbl" xml:lang="en-US">Purchase price per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchasePricePerShare" xlink:to="atspu_PurchasePricePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SaleOfStockConsiderationReceivedPerTransaction" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockConsiderationReceivedPerTransaction"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleOfStockConsiderationReceivedPerTransaction_lbl" xml:lang="en-US">Payment of amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockConsiderationReceivedPerTransaction" xlink:to="us-gaap_SaleOfStockConsiderationReceivedPerTransaction_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SponsorPricePerShare" xlink:href="atspu-20211231.xsd#atspu_SponsorPricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SponsorPricePerShare_lbl" xml:lang="en-US">Price per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SponsorPricePerShare" xlink:to="atspu_SponsorPricePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DividendsPayableAmountPerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DividendsPayableAmountPerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DividendsPayableAmountPerShare_lbl" xml:lang="en-US">Dividend per share (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DividendsPayableAmountPerShare" xlink:to="us-gaap_DividendsPayableAmountPerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AggregateOfFounderSharesOutstanding" xlink:href="atspu-20211231.xsd#atspu_AggregateOfFounderSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AggregateOfFounderSharesOutstanding_lbl" xml:lang="en-US">Aggregate of founder shares outstanding (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AggregateOfFounderSharesOutstanding" xlink:to="atspu_AggregateOfFounderSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ForfeitedOfFounderShares" xlink:href="atspu-20211231.xsd#atspu_ForfeitedOfFounderShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ForfeitedOfFounderShares_lbl" xml:lang="en-US">Forfeited shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ForfeitedOfFounderShares" xlink:to="atspu_ForfeitedOfFounderShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FounderSharesDescription" xlink:href="atspu-20211231.xsd#atspu_FounderSharesDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FounderSharesDescription_lbl" xml:lang="en-US">Description of founder shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FounderSharesDescription" xlink:to="atspu_FounderSharesDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentFaceAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xml:lang="en-US">Loan amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFaceAmount" xlink:to="us-gaap_DebtInstrumentFaceAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionAmountsOfTransaction"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xml:lang="en-US">Aggregate amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:to="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PromissoryNote" xlink:href="atspu-20211231.xsd#atspu_PromissoryNote"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PromissoryNote_lbl" xml:lang="en-US">Promissory note</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PromissoryNote" xlink:to="atspu_PromissoryNote_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionDescriptionOfTransaction" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RelatedPartyTransactionDescriptionOfTransaction"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionDescriptionOfTransaction_lbl" xml:lang="en-US">Related party transaction, description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionDescriptionOfTransaction" xlink:to="us-gaap_RelatedPartyTransactionDescriptionOfTransaction_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SecretarialServicesFee" xlink:href="atspu-20211231.xsd#atspu_SecretarialServicesFee"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SecretarialServicesFee_lbl" xml:lang="en-US">Secretarial service fee</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SecretarialServicesFee" xlink:to="atspu_SecretarialServicesFee_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AdministrativeServiceFee" xlink:href="atspu-20211231.xsd#atspu_AdministrativeServiceFee"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AdministrativeServiceFee_lbl" xml:lang="en-US">Administrative Service fee</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AdministrativeServiceFee" xlink:to="atspu_AdministrativeServiceFee_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInFairValueOfPriceRiskFairValueHedgingInstruments1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInFairValueOfPriceRiskFairValueHedgingInstruments1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncreaseDecreaseInFairValueOfPriceRiskFairValueHedgingInstruments1_lbl" xml:lang="en-US">Increase in fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInFairValueOfPriceRiskFairValueHedgingInstruments1" xlink:to="us-gaap_IncreaseDecreaseInFairValueOfPriceRiskFairValueHedgingInstruments1_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_lbl" xml:lang="en-US">Expected dividend yield</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:to="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ExcessStockSharesIssued" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ExcessStockSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ExcessStockSharesIssued_lbl" xml:lang="en-US">Shares issued (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesIssued" xlink:to="us-gaap_ExcessStockSharesIssued_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ExcessStockSharesIssued_lbl0" xml:lang="en-US">Shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesIssued" xlink:to="us-gaap_ExcessStockSharesIssued_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ServicingAssetAtFairValueOtherChangesInFairValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ServicingAssetAtFairValueOtherChangesInFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ServicingAssetAtFairValueOtherChangesInFairValue_lbl" xml:lang="en-US">Change in fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ServicingAssetAtFairValueOtherChangesInFairValue" xlink:to="us-gaap_ServicingAssetAtFairValueOtherChangesInFairValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IntrinsicValue" xlink:href="atspu-20211231.xsd#atspu_IntrinsicValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IntrinsicValue_lbl" xml:lang="en-US">Intrinsic value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IntrinsicValue" xlink:to="atspu_IntrinsicValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure_lbl" xml:lang="en-US">Preferred Stock fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure" xlink:to="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AdditionalCollateralAggregateFairValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalCollateralAggregateFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdditionalCollateralAggregateFairValue_lbl" xml:lang="en-US">Aggregate fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalCollateralAggregateFairValue" xlink:to="us-gaap_AdditionalCollateralAggregateFairValue_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentFairValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentFairValue_lbl" xml:lang="en-US">Fair of debt proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFairValue" xlink:to="us-gaap_DebtInstrumentFairValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockWarrantsDescription" xlink:href="atspu-20211231.xsd#atspu_CommonStockWarrantsDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CommonStockWarrantsDescription_lbl" xml:lang="en-US">Common stock warrants description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockWarrantsDescription" xlink:to="atspu_CommonStockWarrantsDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RegistrationPaymentArrangementTerm" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RegistrationPaymentArrangementTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RegistrationPaymentArrangementTerm_lbl" xml:lang="en-US">Registration rights terms description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RegistrationPaymentArrangementTerm" xlink:to="us-gaap_RegistrationPaymentArrangementTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SaleOfStockDescriptionOfTransaction" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SaleOfStockDescriptionOfTransaction"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleOfStockDescriptionOfTransaction_lbl" xml:lang="en-US">Description of agreement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockDescriptionOfTransaction" xlink:to="us-gaap_SaleOfStockDescriptionOfTransaction_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SaleOfStockDescriptionOfTransaction_lbl0" xml:lang="en-US">Incentive stock options description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockDescriptionOfTransaction" xlink:to="us-gaap_SaleOfStockDescriptionOfTransaction_lbl0"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ExpenseRelatedToDistributionOrServicingAndUnderwritingFees" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ExpenseRelatedToDistributionOrServicingAndUnderwritingFees"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ExpenseRelatedToDistributionOrServicingAndUnderwritingFees_lbl" xml:lang="en-US">Fixed underwriting discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExpenseRelatedToDistributionOrServicingAndUnderwritingFees" xlink:to="us-gaap_ExpenseRelatedToDistributionOrServicingAndUnderwritingFees_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised_lbl" xml:lang="en-US">Partially exercised the over-allotment option to purchase (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xml:lang="en-US">Fixed underwriting discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedDiscount" xlink:to="us-gaap_DebtInstrumentUnamortizedDiscount_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl0" xml:lang="en-US">Debt discount issue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedDiscount" xlink:to="us-gaap_DebtInstrumentUnamortizedDiscount_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_ProposedPublicOfferingPeriod" xlink:href="atspu-20211231.xsd#atspu_ProposedPublicOfferingPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ProposedPublicOfferingPeriod_lbl" xml:lang="en-US">Proposed public offering period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProposedPublicOfferingPeriod" xlink:to="atspu_ProposedPublicOfferingPeriod_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PercentageOfEscrowAccount" xlink:href="atspu-20211231.xsd#atspu_PercentageOfEscrowAccount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PercentageOfEscrowAccount_lbl" xml:lang="en-US">Percentage of escrow account</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PercentageOfEscrowAccount" xlink:to="atspu_PercentageOfEscrowAccount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity_lbl" xml:lang="en-US">Description of business combination</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity" xlink:to="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SharesPrice" xlink:href="atspu-20211231.xsd#atspu_SharesPrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SharesPrice_lbl" xml:lang="en-US">Share price (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharesPrice" xlink:to="atspu_SharesPrice_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FairValueOfRepresentativeShares" xlink:href="atspu-20211231.xsd#atspu_FairValueOfRepresentativeShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FairValueOfRepresentativeShares_lbl" xml:lang="en-US">Fair value of representative shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairValueOfRepresentativeShares" xlink:to="atspu_FairValueOfRepresentativeShares_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockDividendsShares" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockDividendsShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockDividendsShares_lbl" xml:lang="en-US">Dividend shares of common stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockDividendsShares" xlink:to="us-gaap_CommonStockDividendsShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExcessStocksSharesIssued" xlink:href="atspu-20211231.xsd#atspu_ExcessStocksSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExcessStocksSharesIssued_lbl" xml:lang="en-US">Additional shares issued (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExcessStocksSharesIssued" xlink:to="atspu_ExcessStocksSharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther_lbl" xml:lang="en-US">Aggregate units in shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesOther" xlink:to="us-gaap_StockIssuedDuringPeriodSharesOther_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BusinessCombinationLegalServicesAgreement" xlink:href="atspu-20211231.xsd#atspu_BusinessCombinationLegalServicesAgreement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BusinessCombinationLegalServicesAgreement_lbl" xml:lang="en-US">Description of retainer fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationLegalServicesAgreement" xlink:to="atspu_BusinessCombinationLegalServicesAgreement_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_consultingFeesPercentage" xlink:href="atspu-20211231.xsd#atspu_consultingFeesPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_consultingFeesPercentage_lbl" xml:lang="en-US">Consulting fees percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_consultingFeesPercentage" xlink:to="atspu_consultingFeesPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExceedPercentageOfTrustAccount" xlink:href="atspu-20211231.xsd#atspu_ExceedPercentageOfTrustAccount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExceedPercentageOfTrustAccount_lbl" xml:lang="en-US">Exceed percentage of trust account</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExceedPercentageOfTrustAccount" xlink:to="atspu_ExceedPercentageOfTrustAccount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PaymentsForFees" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsForFees"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsForFees_lbl" xml:lang="en-US">Closing amount of finder&apos;s fee</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForFees" xlink:to="us-gaap_PaymentsForFees_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LossContingencyDiscountedAmountOfInsuranceRelatedAssessmentLiabilityRealizationPeriodForAssociatedAssetOffsets" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LossContingencyDiscountedAmountOfInsuranceRelatedAssessmentLiabilityRealizationPeriodForAssociatedAssetOffsets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LossContingencyDiscountedAmountOfInsuranceRelatedAssessmentLiabilityRealizationPeriodForAssociatedAssetOffsets_lbl" xml:lang="en-US">Exclusive agreement, description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingencyDiscountedAmountOfInsuranceRelatedAssessmentLiabilityRealizationPeriodForAssociatedAssetOffsets" xlink:to="us-gaap_LossContingencyDiscountedAmountOfInsuranceRelatedAssessmentLiabilityRealizationPeriodForAssociatedAssetOffsets_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SalesTypeLeaseUnguaranteedResidualAsset" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SalesTypeLeaseUnguaranteedResidualAsset"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SalesTypeLeaseUnguaranteedResidualAsset_lbl" xml:lang="en-US">Landlord of lease guarantee</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SalesTypeLeaseUnguaranteedResidualAsset" xlink:to="us-gaap_SalesTypeLeaseUnguaranteedResidualAsset_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityCommitmentFeeAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeeAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityCommitmentFeeAmount_lbl" xml:lang="en-US">Letter of credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityCommitmentFeeAmount" xlink:to="us-gaap_LineOfCreditFacilityCommitmentFeeAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LetterOfCreditTangibleNet" xlink:href="atspu-20211231.xsd#atspu_LetterOfCreditTangibleNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_LetterOfCreditTangibleNet_lbl" xml:lang="en-US">tangible net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LetterOfCreditTangibleNet" xlink:to="atspu_LetterOfCreditTangibleNet_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_MarketCapitalization" xlink:href="atspu-20211231.xsd#atspu_MarketCapitalization"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_MarketCapitalization_lbl" xml:lang="en-US">Market capitalization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_MarketCapitalization" xlink:to="atspu_MarketCapitalization_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LetterOfCreditReduced" xlink:href="atspu-20211231.xsd#atspu_LetterOfCreditReduced"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_LetterOfCreditReduced_lbl" xml:lang="en-US">Reduced amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LetterOfCreditReduced" xlink:to="atspu_LetterOfCreditReduced_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear_lbl" xml:lang="en-US">Letter of credit requirement amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear" xlink:to="us-gaap_RecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RestrictedCashEquivalentsCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedCashEquivalentsCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RestrictedCashEquivalentsCurrent_lbl" xml:lang="en-US">Restricted cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashEquivalentsCurrent" xlink:to="us-gaap_RestrictedCashEquivalentsCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RestrictedCashEquivalents" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedCashEquivalents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RestrictedCashEquivalents_lbl" xml:lang="en-US">Restricted cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashEquivalents" xlink:to="us-gaap_RestrictedCashEquivalents_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LesseeOperatingLeaseRemainingLeaseTerm" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseRemainingLeaseTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LesseeOperatingLeaseRemainingLeaseTerm_lbl" xml:lang="en-US">Lease term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseRemainingLeaseTerm" xlink:to="us-gaap_LesseeOperatingLeaseRemainingLeaseTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromLinesOfCredit" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromLinesOfCredit_lbl" xml:lang="en-US">Lease agreement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromLinesOfCredit" xlink:to="us-gaap_ProceedsFromLinesOfCredit_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AccrualForEnvironmentalLossContingencies" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccrualForEnvironmentalLossContingencies"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccrualForEnvironmentalLossContingencies_lbl" xml:lang="en-US">Contingencies</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccrualForEnvironmentalLossContingencies" xlink:to="us-gaap_AccrualForEnvironmentalLossContingencies_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ShareOfCommonStockSubjectToPossibleRedemption" xlink:href="atspu-20211231.xsd#atspu_ShareOfCommonStockSubjectToPossibleRedemption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ShareOfCommonStockSubjectToPossibleRedemption_lbl" xml:lang="en-US">Common stock, subject to possible redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShareOfCommonStockSubjectToPossibleRedemption" xlink:to="atspu_ShareOfCommonStockSubjectToPossibleRedemption_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ClassOfWarrantDescription" xlink:href="atspu-20211231.xsd#atspu_ClassOfWarrantDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ClassOfWarrantDescription_lbl" xml:lang="en-US">Description of warrant</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ClassOfWarrantDescription" xlink:to="atspu_ClassOfWarrantDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentRedemptionDescription" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentRedemptionDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentRedemptionDescription_lbl" xml:lang="en-US">Warrant redemption, description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionDescription" xlink:to="us-gaap_DebtInstrumentRedemptionDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentConvertibleStockPriceTrigger" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleStockPriceTrigger"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleStockPriceTrigger_lbl" xml:lang="en-US">Redemption trigger price (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleStockPriceTrigger" xlink:to="us-gaap_DebtInstrumentConvertibleStockPriceTrigger_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_lbl" xml:lang="en-US">Adjusted percentage of amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger" xlink:to="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_lbl" xml:lang="en-US">Federal net operating loss carryforwards</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl" xml:lang="en-US">Change in the valuation allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:to="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsIncomeTaxExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsIncomeTaxExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsIncomeTaxExpense_lbl" xml:lang="en-US">Income tax expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsIncomeTaxExpense" xlink:to="us-gaap_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsIncomeTaxExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ValuationAllowances" xlink:href="atspu-20211231.xsd#atspu_ValuationAllowances"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ValuationAllowances_lbl" xml:lang="en-US">Valuation allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ValuationAllowances" xlink:to="atspu_ValuationAllowances_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IncomeTaxProvisionsDescription" xlink:href="atspu-20211231.xsd#atspu_IncomeTaxProvisionsDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IncomeTaxProvisionsDescription_lbl" xml:lang="en-US">Income tax provisions description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncomeTaxProvisionsDescription" xlink:to="atspu_IncomeTaxProvisionsDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ResearchAndDevelopmentInProcess" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResearchAndDevelopmentInProcess"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ResearchAndDevelopmentInProcess_lbl" xml:lang="en-US">Research and development credit carry forwards</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentInProcess" xlink:to="us-gaap_ResearchAndDevelopmentInProcess_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense_lbl" xml:lang="en-US">Interest and penalties</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense" xlink:to="us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLossCreditsDescription" xlink:href="atspu-20211231.xsd#atspu_OperatingLossCreditsDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLossCreditsDescription_lbl" xml:lang="en-US">Operating loss credits description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLossCreditsDescription" xlink:to="atspu_OperatingLossCreditsDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NetLossOfOrganization" xlink:href="atspu-20211231.xsd#atspu_NetLossOfOrganization"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NetLossOfOrganization_lbl" xml:lang="en-US">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NetLossOfOrganization" xlink:to="atspu_NetLossOfOrganization_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RetainedEarningAccumulatedDeficit" xlink:href="atspu-20211231.xsd#atspu_RetainedEarningAccumulatedDeficit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RetainedEarningAccumulatedDeficit_lbl" xml:lang="en-US">Accumulated deficit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RetainedEarningAccumulatedDeficit" xlink:to="atspu_RetainedEarningAccumulatedDeficit_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CashAndCashEquivalentsOnHand" xlink:href="atspu-20211231.xsd#atspu_CashAndCashEquivalentsOnHand"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CashAndCashEquivalentsOnHand_lbl" xml:lang="en-US">Cash and cash equivalents on hand</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CashAndCashEquivalentsOnHand" xlink:to="atspu_CashAndCashEquivalentsOnHand_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_TransferOfInvestments" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TransferOfInvestments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TransferOfInvestments_lbl" xml:lang="en-US">Transaction cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TransferOfInvestments" xlink:to="us-gaap_TransferOfInvestments_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AverageTermOfCreditRiskDerivatives1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AverageTermOfCreditRiskDerivatives1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AverageTermOfCreditRiskDerivatives1_lbl" xml:lang="en-US">Risk term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AverageTermOfCreditRiskDerivatives1" xlink:to="us-gaap_AverageTermOfCreditRiskDerivatives1_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ContractTermsOfHostedServicesRange" xlink:href="atspu-20211231.xsd#atspu_ContractTermsOfHostedServicesRange"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ContractTermsOfHostedServicesRange_lbl" xml:lang="en-US">Contract terms of hosted services range</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ContractTermsOfHostedServicesRange" xlink:to="atspu_ContractTermsOfHostedServicesRange_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProfessionalAndContractServicesExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProfessionalAndContractServicesExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProfessionalAndContractServicesExpense_lbl" xml:lang="en-US">Professional service revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfessionalAndContractServicesExpense" xlink:to="us-gaap_ProfessionalAndContractServicesExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_MajorityOfRevenue" xlink:href="atspu-20211231.xsd#atspu_MajorityOfRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_MajorityOfRevenue_lbl" xml:lang="en-US">Majority of revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_MajorityOfRevenue" xlink:to="atspu_MajorityOfRevenue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PrepaidExpensesAndOthersCurrentAsset" xlink:href="atspu-20211231.xsd#atspu_PrepaidExpensesAndOthersCurrentAsset"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PrepaidExpensesAndOthersCurrentAsset_lbl" xml:lang="en-US">Prepaid expenses and other current assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PrepaidExpensesAndOthersCurrentAsset" xlink:to="atspu_PrepaidExpensesAndOthersCurrentAsset_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredRevenuePeriodIncreaseDecrease" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredRevenuePeriodIncreaseDecrease"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredRevenuePeriodIncreaseDecrease_lbl" xml:lang="en-US">Decrease in deferred revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenuePeriodIncreaseDecrease" xlink:to="us-gaap_DeferredRevenuePeriodIncreaseDecrease_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RelatedToCustomerContractsUnsatisfiedAmount" xlink:href="atspu-20211231.xsd#atspu_RelatedToCustomerContractsUnsatisfiedAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RelatedToCustomerContractsUnsatisfiedAmount_lbl" xml:lang="en-US">Related to customer contracts unsatisfied amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RelatedToCustomerContractsUnsatisfiedAmount" xlink:to="atspu_RelatedToCustomerContractsUnsatisfiedAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DeferredRevenueRevenueRecognized1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredRevenueRevenueRecognized1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredRevenueRevenueRecognized1_lbl" xml:lang="en-US">Recognized revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenueRevenueRecognized1" xlink:to="us-gaap_DeferredRevenueRevenueRecognized1_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RevenueRecognizedTerm" xlink:href="atspu-20211231.xsd#atspu_RevenueRecognizedTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RevenueRecognizedTerm_lbl" xml:lang="en-US">Revenue recognized term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RevenueRecognizedTerm" xlink:to="atspu_RevenueRecognizedTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xml:lang="en-US">Expected recognized revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ContractWithCustomerLiabilityRevenueRecognized" xlink:to="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_RevenueNotFromContractWithCustomer" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueNotFromContractWithCustomer"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RevenueNotFromContractWithCustomer_lbl" xml:lang="en-US">Customer contract amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueNotFromContractWithCustomer" xlink:to="us-gaap_RevenueNotFromContractWithCustomer_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ContractualTerm" xlink:href="atspu-20211231.xsd#atspu_ContractualTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ContractualTerm_lbl" xml:lang="en-US">Contractual term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ContractualTerm" xlink:to="atspu_ContractualTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongTermDebtTerm" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtTerm_lbl" xml:lang="en-US">Long term debt term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtTerm" xlink:to="us-gaap_LongTermDebtTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ShortTermPeriod" xlink:href="atspu-20211231.xsd#atspu_ShortTermPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ShortTermPeriod_lbl" xml:lang="en-US">Short term period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShortTermPeriod" xlink:to="atspu_ShortTermPeriod_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CapitalLeaseObligationsCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CapitalLeaseObligationsCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CapitalLeaseObligationsCurrent_lbl" xml:lang="en-US">Capital lease obligations, aggregate amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeaseObligationsCurrent" xlink:to="us-gaap_CapitalLeaseObligationsCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepreciationDepletionAndAmortization" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xml:lang="en-US">Depreciation and amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepreciationDepletionAndAmortization" xlink:to="us-gaap_DepreciationDepletionAndAmortization_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DepositLiabilitiesAccruedInterest" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepositLiabilitiesAccruedInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepositLiabilitiesAccruedInterest_lbl" xml:lang="en-US">Accrued interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositLiabilitiesAccruedInterest" xlink:to="us-gaap_DepositLiabilitiesAccruedInterest_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantTerm" xlink:href="atspu-20211231.xsd#atspu_WarrantTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_WarrantTerm_lbl" xml:lang="en-US">Warrant term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantTerm" xlink:to="atspu_WarrantTerm_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ExcessStockSharesOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ExcessStockSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ExcessStockSharesOutstanding_lbl" xml:lang="en-US">Shares outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesOutstanding" xlink:to="us-gaap_ExcessStockSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherNoncashExpense" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherNoncashExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherNoncashExpense_lbl" xml:lang="en-US">Other expenses (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNoncashExpense" xlink:to="us-gaap_OtherNoncashExpense_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongTermDebtFairValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtFairValue_lbl" xml:lang="en-US">Initial allocated fair value (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtFairValue" xlink:to="us-gaap_LongTermDebtFairValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CashProceeds" xlink:href="atspu-20211231.xsd#atspu_CashProceeds"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_CashProceeds_lbl" xml:lang="en-US">Cash proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CashProceeds" xlink:to="atspu_CashProceeds_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AnnualInterestRate" xlink:href="atspu-20211231.xsd#atspu_AnnualInterestRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AnnualInterestRate_lbl" xml:lang="en-US">Annual interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AnnualInterestRate" xlink:to="atspu_AnnualInterestRate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongTermDebtMaturityDate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtMaturityDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtMaturityDate_lbl" xml:lang="en-US">Maturity date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturityDate" xlink:to="us-gaap_LongTermDebtMaturityDate_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl" xml:lang="en-US">Discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:to="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xml:lang="en-US">Investors purchasing equity securities per share (in Dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleConversionPrice1" xlink:to="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtConversionOriginalDebtAmount1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1_lbl" xml:lang="en-US">Conversion note</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionOriginalDebtAmount1" xlink:to="us-gaap_DebtConversionOriginalDebtAmount1_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LongtermDebtContingentPaymentOfPrincipalPercentage" xlink:href="atspu-20211231.xsd#atspu_LongtermDebtContingentPaymentOfPrincipalPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_LongtermDebtContingentPaymentOfPrincipalPercentage_lbl" xml:lang="en-US">Outstanding principal percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LongtermDebtContingentPaymentOfPrincipalPercentage" xlink:to="atspu_LongtermDebtContingentPaymentOfPrincipalPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilitiesNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeLiabilitiesNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeLiabilitiesNoncurrent_lbl" xml:lang="en-US">Derivative liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilitiesNoncurrent" xlink:to="us-gaap_DerivativeLiabilitiesNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InterestofExpenses" xlink:href="atspu-20211231.xsd#atspu_InterestofExpenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_InterestofExpenses_lbl" xml:lang="en-US">Interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InterestofExpenses" xlink:to="atspu_InterestofExpenses_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium_lbl" xml:lang="en-US">Amortization of debt discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfDebtDiscountPremium" xlink:to="us-gaap_AmortizationOfDebtDiscountPremium_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_InterestExpenseDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestExpenseDebt_lbl" xml:lang="en-US">Interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseDebt" xlink:to="us-gaap_InterestExpenseDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TotalCashProceeds" xlink:href="atspu-20211231.xsd#atspu_TotalCashProceeds"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TotalCashProceeds_lbl" xml:lang="en-US">Total proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalCashProceeds" xlink:to="atspu_TotalCashProceeds_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfDebt" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfDebt_lbl" xml:lang="en-US">Aggregate proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfDebt" xlink:to="us-gaap_ProceedsFromIssuanceOfDebt_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal_lbl" xml:lang="en-US">Outstanding principal balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal" xlink:to="us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnpaidInterest" xlink:href="atspu-20211231.xsd#atspu_UnpaidInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnpaidInterest_lbl" xml:lang="en-US">Unpaid interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnpaidInterest" xlink:to="atspu_UnpaidInterest_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConversionOfStockSharesConverted1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConversionOfStockSharesConverted1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConversionOfStockSharesConverted1_lbl" xml:lang="en-US">Converted shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConversionOfStockSharesConverted1" xlink:to="us-gaap_ConversionOfStockSharesConverted1_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DerivativeAssetFairValueGrossLiability" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DerivativeAssetFairValueGrossLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeAssetFairValueGrossLiability_lbl" xml:lang="en-US">Derivative liability at fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeAssetFairValueGrossLiability" xlink:to="us-gaap_DerivativeAssetFairValueGrossLiability_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AssetAcquisitionPriceOfAcquisitionExpected" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetAcquisitionPriceOfAcquisitionExpected"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetAcquisitionPriceOfAcquisitionExpected_lbl" xml:lang="en-US">Acquisition price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetAcquisitionPriceOfAcquisitionExpected" xlink:to="us-gaap_AssetAcquisitionPriceOfAcquisitionExpected_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NetLoss" xlink:href="atspu-20211231.xsd#atspu_NetLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_NetLoss_lbl" xml:lang="en-US">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NetLoss" xlink:to="atspu_NetLoss_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LoansPayable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansPayable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LoansPayable_lbl" xml:lang="en-US">Borrowings</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansPayable" xlink:to="us-gaap_LoansPayable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfWarrantsToPurchase" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfWarrantsToPurchase"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfWarrantsToPurchase_lbl" xml:lang="en-US">Issuance of warrants to purchase (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfWarrantsToPurchase" xlink:to="atspu_IssuanceOfWarrantsToPurchase_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonUnitIssuanceValue" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonUnitIssuanceValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonUnitIssuanceValue_lbl" xml:lang="en-US">Fair value issuance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonUnitIssuanceValue" xlink:to="us-gaap_CommonUnitIssuanceValue_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FinalPaymentProvision" xlink:href="atspu-20211231.xsd#atspu_FinalPaymentProvision"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FinalPaymentProvision_lbl" xml:lang="en-US">Final payment provision</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FinalPaymentProvision" xlink:to="atspu_FinalPaymentProvision_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PercentageOfInterestRateOnPayments" xlink:href="atspu-20211231.xsd#atspu_PercentageOfInterestRateOnPayments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PercentageOfInterestRateOnPayments_lbl" xml:lang="en-US">Interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PercentageOfInterestRateOnPayments" xlink:to="atspu_PercentageOfInterestRateOnPayments_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeLossTax" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeLossTax_lbl" xml:lang="en-US">Comprehensive loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossTax" xlink:to="us-gaap_OtherComprehensiveIncomeLossTax_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountCurrent_lbl" xml:lang="en-US">Unamortized debt discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedDiscountCurrent" xlink:to="us-gaap_DebtInstrumentUnamortizedDiscountCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityMaximumMonthendOutstandingAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumMonthendOutstandingAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityMaximumMonthendOutstandingAmount_lbl" xml:lang="en-US">Agreement amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityMaximumMonthendOutstandingAmount" xlink:to="us-gaap_LineOfCreditFacilityMaximumMonthendOutstandingAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OtherCommitment" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherCommitment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherCommitment_lbl" xml:lang="en-US">Commitment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherCommitment" xlink:to="us-gaap_OtherCommitment_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NotesAndLoansPayableCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NotesAndLoansPayableCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesAndLoansPayableCurrent_lbl" xml:lang="en-US">Initial amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesAndLoansPayableCurrent" xlink:to="us-gaap_NotesAndLoansPayableCurrent_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NotesAndLoansPayable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NotesAndLoansPayable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesAndLoansPayable_lbl" xml:lang="en-US">Remaining amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesAndLoansPayable" xlink:to="us-gaap_NotesAndLoansPayable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FinalPaymentProvisionPercentage" xlink:href="atspu-20211231.xsd#atspu_FinalPaymentProvisionPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_FinalPaymentProvisionPercentage_lbl" xml:lang="en-US">Final payment percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FinalPaymentProvisionPercentage" xlink:to="atspu_FinalPaymentProvisionPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNotesSharesPurchase" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNotesSharesPurchase"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ConvertibleNotesSharesPurchase_lbl" xml:lang="en-US">Convertible notes shares purchase (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesSharesPurchase" xlink:to="atspu_ConvertibleNotesSharesPurchase_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DebtInstrumentFairValues" xlink:href="atspu-20211231.xsd#atspu_DebtInstrumentFairValues"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DebtInstrumentFairValues_lbl" xml:lang="en-US">Fair value issue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DebtInstrumentFairValues" xlink:to="atspu_DebtInstrumentFairValues_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_WarrantsAndRightsOutstanding" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WarrantsAndRightsOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl" xml:lang="en-US">Warrants amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantsAndRightsOutstanding" xlink:to="us-gaap_WarrantsAndRightsOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecurities" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_HeldToMaturitySecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xml:lang="en-US">Amortized cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecurities" xlink:to="us-gaap_HeldToMaturitySecurities_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_DebtorReorganizationItemsWriteOffOfDeferredFinancingCostsAndDebtDiscounts" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtorReorganizationItemsWriteOffOfDeferredFinancingCostsAndDebtDiscounts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtorReorganizationItemsWriteOffOfDeferredFinancingCostsAndDebtDiscounts_lbl" xml:lang="en-US">Interest expense related to debt discounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtorReorganizationItemsWriteOffOfDeferredFinancingCostsAndDebtDiscounts" xlink:to="us-gaap_DebtorReorganizationItemsWriteOffOfDeferredFinancingCostsAndDebtDiscounts_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtPercentageBearingVariableInterestRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtPercentageBearingVariableInterestRate_lbl" xml:lang="en-US">Bears interest value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtPercentageBearingVariableInterestRate" xlink:to="us-gaap_LongTermDebtPercentageBearingVariableInterestRate_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_InterestRateInPercentage" xlink:href="atspu-20211231.xsd#atspu_InterestRateInPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_InterestRateInPercentage_lbl" xml:lang="en-US">Interest rate in percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InterestRateInPercentage" xlink:to="atspu_InterestRateInPercentage_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IncurredAndPaidStatedInterestAmount" xlink:href="atspu-20211231.xsd#atspu_IncurredAndPaidStatedInterestAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IncurredAndPaidStatedInterestAmount_lbl" xml:lang="en-US">Incurred and paid stated interest amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncurredAndPaidStatedInterestAmount" xlink:to="atspu_IncurredAndPaidStatedInterestAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConversionOfStockAmountIssued1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConversionOfStockAmountIssued1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConversionOfStockAmountIssued1_lbl" xml:lang="en-US">Total proceeds (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConversionOfStockAmountIssued1" xlink:to="us-gaap_ConversionOfStockAmountIssued1_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConversionOfStockSharesIssued1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConversionOfStockSharesIssued1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConversionOfStockSharesIssued1_lbl" xml:lang="en-US">Conversion of shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConversionOfStockSharesIssued1" xlink:to="us-gaap_ConversionOfStockSharesIssued1_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DeemedDividend" xlink:href="atspu-20211231.xsd#atspu_DeemedDividend"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DeemedDividend_lbl" xml:lang="en-US">Deemed dividend (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeemedDividend" xlink:to="atspu_DeemedDividend_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IssuanceOfShares" xlink:href="atspu-20211231.xsd#atspu_IssuanceOfShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_IssuanceOfShares_lbl" xml:lang="en-US">Issuance of shares (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfShares" xlink:to="atspu_IssuanceOfShares_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockExercise" xlink:href="atspu-20211231.xsd#atspu_PreferredStockExercise"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferredStockExercise_lbl" xml:lang="en-US">Preferred stock exercise (in Dollars)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockExercise" xlink:to="atspu_PreferredStockExercise_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockDividendRatePerDollarAmount" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockDividendRatePerDollarAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockDividendRatePerDollarAmount_lbl" xml:lang="en-US">Dividend rate per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockDividendRatePerDollarAmount" xlink:to="us-gaap_PreferredStockDividendRatePerDollarAmount_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockConversionBasis" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockConversionBasis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockConversionBasis_lbl" xml:lang="en-US">Preferred stock, conversion basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockConversionBasis" xlink:to="us-gaap_PreferredStockConversionBasis_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockConversionDescription" xlink:href="atspu-20211231.xsd#atspu_PreferredStockConversionDescription"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferredStockConversionDescription_lbl" xml:lang="en-US">Preferred stock, conversion description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockConversionDescription" xlink:to="atspu_PreferredStockConversionDescription_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferenceStockPricePerShare" xlink:href="atspu-20211231.xsd#atspu_PreferenceStockPricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_PreferenceStockPricePerShare_lbl" xml:lang="en-US">Preference stock price per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferenceStockPricePerShare" xlink:to="atspu_PreferenceStockPricePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockLiquidationPreference" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockLiquidationPreference"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockLiquidationPreference_lbl" xml:lang="en-US">Liquidation prefernce, per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockLiquidationPreference" xlink:to="us-gaap_PreferredStockLiquidationPreference_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockRedemptionPricePerShare" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockRedemptionPricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockRedemptionPricePerShare_lbl" xml:lang="en-US">Preferred stock, redemption price per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockRedemptionPricePerShare" xlink:to="us-gaap_PreferredStockRedemptionPricePerShare_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PreferredStockVotingRights" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockVotingRights"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockVotingRights_lbl" xml:lang="en-US">Voting rights, description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockVotingRights" xlink:to="us-gaap_PreferredStockVotingRights_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xml:lang="en-US">Issuance of common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:to="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl0" xml:lang="en-US">Common stock reserved for issuance (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:to="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl0"/>
    <loc xlink:type="locator" xlink:label="atspu_AggregateOfCommonStock" xlink:href="atspu-20211231.xsd#atspu_AggregateOfCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_AggregateOfCommonStock_lbl" xml:lang="en-US">Aggregate of common stock (in Shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AggregateOfCommonStock" xlink:to="atspu_AggregateOfCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_lbl" xml:lang="en-US">Fair value of options vested</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xml:lang="en-US">Research and Development</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:to="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xml:lang="en-US">Income Taxes</label>
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    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesAndDerivativeLiabilitiesPolicyTextBlock" xlink:to="atspu_ConvertibleNotesAndDerivativeLiabilitiesPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RecentAccountingPronouncementAdoptedPolicyTextBlock" xlink:href="atspu-20211231.xsd#atspu_RecentAccountingPronouncementAdoptedPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RecentAccountingPronouncementAdoptedPolicyTextBlock_lbl" xml:lang="en-US">Recent Accounting Pronouncement &#8212; Adopted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RecentAccountingPronouncementAdoptedPolicyTextBlock" xlink:to="atspu_RecentAccountingPronouncementAdoptedPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeLeasesPolicyTextBlock"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeLeasesPolicyTextBlock" xlink:to="us-gaap_LesseeLeasesPolicyTextBlock_lbl"/>
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    <loc xlink:type="locator" xlink:label="us-gaap_IPOMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IPOMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IPOMember_lbl" xml:lang="en-US">IPO [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IPOMember" xlink:to="us-gaap_IPOMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_OverAllotmentOptionMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OverAllotmentOptionMember"/>
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    <loc xlink:type="locator" xlink:label="atspu_EarlyBirdCapitalMember" xlink:href="atspu-20211231.xsd#atspu_EarlyBirdCapitalMember"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_EarlyBirdCapitalMember" xlink:to="atspu_EarlyBirdCapitalMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_lbl" xml:lang="en-US">Series of Individually Immaterial Business Acquisitions [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember" xlink:to="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_lbl0" xml:lang="en-US">Business Combination [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember" xlink:to="us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BusinessCombinationMember_lbl" xml:lang="en-US">Business Combination [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationMember" xlink:to="atspu_BusinessCombinationMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OperatingLeasesMember" xlink:href="atspu-20211231.xsd#atspu_OperatingLeasesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_OperatingLeasesMember_lbl" xml:lang="en-US">Operating Leases [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeasesMember" xlink:to="atspu_OperatingLeasesMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SponsorMember" xlink:href="atspu-20211231.xsd#atspu_SponsorMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SponsorMember_lbl" xml:lang="en-US">Sponsor [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SponsorMember" xlink:to="atspu_SponsorMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ConvertibleDebtMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConvertibleDebtMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConvertibleDebtMember_lbl" xml:lang="en-US">Promissory Note [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleDebtMember" xlink:to="us-gaap_ConvertibleDebtMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SeriesBWarrantsMember" xlink:href="atspu-20211231.xsd#atspu_SeriesBWarrantsMember"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SeriesBWarrantsMember" xlink:to="atspu_SeriesBWarrantsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SeriesCWarrantsMember" xlink:href="atspu-20211231.xsd#atspu_SeriesCWarrantsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SeriesCWarrantsMember_lbl" xml:lang="en-US">Series C Warrants [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SeriesCWarrantsMember" xlink:to="atspu_SeriesCWarrantsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_WarrantMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WarrantMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WarrantMember_lbl" xml:lang="en-US">Warrant [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantMember" xlink:to="us-gaap_WarrantMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_UnderwritersAgreementMember" xlink:href="atspu-20211231.xsd#atspu_UnderwritersAgreementMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_UnderwritersAgreementMember_lbl" xml:lang="en-US">Underwriters Agreement [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnderwritersAgreementMember" xlink:to="atspu_UnderwritersAgreementMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BusinessCombinationMarketingAgreementMember" xlink:href="atspu-20211231.xsd#atspu_BusinessCombinationMarketingAgreementMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BusinessCombinationMarketingAgreementMember_lbl" xml:lang="en-US">Business Combination Marketing Agreement [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationMarketingAgreementMember" xlink:to="atspu_BusinessCombinationMarketingAgreementMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RepresentativeSharesMember" xlink:href="atspu-20211231.xsd#atspu_RepresentativeSharesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_RepresentativeSharesMember_lbl" xml:lang="en-US">Representative Shares [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RepresentativeSharesMember" xlink:to="atspu_RepresentativeSharesMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_BusinessCombinationLegalServicesAgreementMember" xlink:href="atspu-20211231.xsd#atspu_BusinessCombinationLegalServicesAgreementMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_BusinessCombinationLegalServicesAgreementMember_lbl" xml:lang="en-US">Business Combination Legal Services Agreement [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationLegalServicesAgreementMember" xlink:to="atspu_BusinessCombinationLegalServicesAgreementMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConsultingAgreementMember" xlink:href="atspu-20211231.xsd#atspu_ConsultingAgreementMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ConsultingAgreementMember_lbl" xml:lang="en-US">Consulting Agreement [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConsultingAgreementMember" xlink:to="atspu_ConsultingAgreementMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_DrJuliaMember" xlink:href="atspu-20211231.xsd#atspu_DrJuliaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_DrJuliaMember_lbl" xml:lang="en-US">Dr. Julia [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DrJuliaMember" xlink:to="atspu_DrJuliaMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ContractBalancesMember" xlink:href="atspu-20211231.xsd#atspu_ContractBalancesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ContractBalancesMember_lbl" xml:lang="en-US">Contract Balances [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ContractBalancesMember" xlink:to="atspu_ContractBalancesMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentOtherTypesMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentOtherTypesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentOtherTypesMember_lbl" xml:lang="en-US">Property and Equipment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentOtherTypesMember" xlink:to="us-gaap_PropertyPlantAndEquipmentOtherTypesMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SeriesD3ARedeemableConvertiblePreferredStockMember" xlink:href="atspu-20211231.xsd#atspu_SeriesD3ARedeemableConvertiblePreferredStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_SeriesD3ARedeemableConvertiblePreferredStockMember_lbl" xml:lang="en-US">Series D-3A redeemable convertible preferred stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SeriesD3ARedeemableConvertiblePreferredStockMember" xlink:to="atspu_SeriesD3ARedeemableConvertiblePreferredStockMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_SeriesOfIndividuallyImmaterialAssetAcquisitionsMember" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SeriesOfIndividuallyImmaterialAssetAcquisitionsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SeriesOfIndividuallyImmaterialAssetAcquisitionsMember_lbl" xml:lang="en-US">Series D-3A [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesOfIndividuallyImmaterialAssetAcquisitionsMember" xlink:to="us-gaap_SeriesOfIndividuallyImmaterialAssetAcquisitionsMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_March2021NotePayableMember" xlink:href="atspu-20211231.xsd#atspu_March2021NotePayableMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_March2021NotePayableMember_lbl" xml:lang="en-US">March 2021 Note Payable [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_March2021NotePayableMember" xlink:to="atspu_March2021NotePayableMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ExchangeAgreementMember" xlink:href="atspu-20211231.xsd#atspu_ExchangeAgreementMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_ExchangeAgreementMember_lbl" xml:lang="en-US">Exchange Agreement [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExchangeAgreementMember" xlink:to="atspu_ExchangeAgreementMember_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TwoThousendSixteenEquityIncentivePlanMember" xlink:href="atspu-20211231.xsd#atspu_TwoThousendSixteenEquityIncentivePlanMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="atspu_TwoThousendSixteenEquityIncentivePlanMember_lbl" xml:lang="en-US">2016 Equity Incentive Plan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TwoThousendSixteenEquityIncentivePlanMember" xlink:to="atspu_TwoThousendSixteenEquityIncentivePlanMember_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_ConsolidatedEntitiesDomain" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_ConsolidatedEntitiesDomain_lbl" xml:lang="en-US">Consolidated Entities [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ConsolidatedEntitiesDomain" xlink:to="srt_ConsolidatedEntitiesDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_EquityComponentDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityComponentDomain_lbl" xml:lang="en-US">Equity Component [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityComponentDomain" xlink:to="us-gaap_EquityComponentDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SummaryofSignificantAccountingPoliciesTable" xlink:href="atspu-20211231.xsd#atspu_SummaryofSignificantAccountingPoliciesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_SummaryofSignificantAccountingPoliciesTable_lbl" xml:lang="en-US">Summary of Significant Accounting Policies [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SummaryofSignificantAccountingPoliciesTable" xlink:to="atspu_SummaryofSignificantAccountingPoliciesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SummaryofSignificantAccountingPoliciesLineItems" xlink:href="atspu-20211231.xsd#atspu_SummaryofSignificantAccountingPoliciesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_SummaryofSignificantAccountingPoliciesLineItems_lbl" xml:lang="en-US">Summary of Significant Accounting Policies [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SummaryofSignificantAccountingPoliciesLineItems" xlink:to="atspu_SummaryofSignificantAccountingPoliciesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RelatedPartyTransactionsTable" xlink:href="atspu-20211231.xsd#atspu_RelatedPartyTransactionsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RelatedPartyTransactionsTable_lbl" xml:lang="en-US">Related Party Transactions [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RelatedPartyTransactionsTable" xlink:to="atspu_RelatedPartyTransactionsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RelatedPartyTransactionsLineItems" xlink:href="atspu-20211231.xsd#atspu_RelatedPartyTransactionsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RelatedPartyTransactionsLineItems_lbl" xml:lang="en-US">Related Party Transactions [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RelatedPartyTransactionsLineItems" xlink:to="atspu_RelatedPartyTransactionsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FairValueMeasurementsTable" xlink:href="atspu-20211231.xsd#atspu_FairValueMeasurementsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_FairValueMeasurementsTable_lbl" xml:lang="en-US">Fair Value Measurements [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairValueMeasurementsTable" xlink:to="atspu_FairValueMeasurementsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FairValueMeasurementsLineItems" xlink:href="atspu-20211231.xsd#atspu_FairValueMeasurementsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_FairValueMeasurementsLineItems_lbl" xml:lang="en-US">Fair Value Measurements [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairValueMeasurementsLineItems" xlink:to="atspu_FairValueMeasurementsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommitmentsandContingenciesTable" xlink:href="atspu-20211231.xsd#atspu_CommitmentsandContingenciesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommitmentsandContingenciesTable_lbl" xml:lang="en-US">Commitments and Contingencies [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommitmentsandContingenciesTable" xlink:to="atspu_CommitmentsandContingenciesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommitmentsandContingenciesLineItems" xlink:href="atspu-20211231.xsd#atspu_CommitmentsandContingenciesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommitmentsandContingenciesLineItems_lbl" xml:lang="en-US">Commitments and Contingencies [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommitmentsandContingenciesLineItems" xlink:to="atspu_CommitmentsandContingenciesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IncomeTaxTable" xlink:href="atspu-20211231.xsd#atspu_IncomeTaxTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_IncomeTaxTable_lbl" xml:lang="en-US">Income Tax [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncomeTaxTable" xlink:to="atspu_IncomeTaxTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IncomeTaxLineItems" xlink:href="atspu-20211231.xsd#atspu_IncomeTaxLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_IncomeTaxLineItems_lbl" xml:lang="en-US">Income Tax [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncomeTaxLineItems" xlink:to="atspu_IncomeTaxLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SubsequentEventsTable" xlink:href="atspu-20211231.xsd#atspu_SubsequentEventsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_SubsequentEventsTable_lbl" xml:lang="en-US">Subsequent Events [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SubsequentEventsTable" xlink:to="atspu_SubsequentEventsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SubsequentEventsLineItems" xlink:href="atspu-20211231.xsd#atspu_SubsequentEventsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_SubsequentEventsLineItems_lbl" xml:lang="en-US">Subsequent Events [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SubsequentEventsLineItems" xlink:to="atspu_SubsequentEventsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OrganizationTable" xlink:href="atspu-20211231.xsd#atspu_OrganizationTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_OrganizationTable_lbl" xml:lang="en-US">Organization [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OrganizationTable" xlink:to="atspu_OrganizationTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_OrganizationLineItems" xlink:href="atspu-20211231.xsd#atspu_OrganizationLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_OrganizationLineItems_lbl" xml:lang="en-US">Organization [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OrganizationLineItems" xlink:to="atspu_OrganizationLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RevenueRecognitionTable" xlink:href="atspu-20211231.xsd#atspu_RevenueRecognitionTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RevenueRecognitionTable_lbl" xml:lang="en-US">Revenue Recognition [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RevenueRecognitionTable" xlink:to="atspu_RevenueRecognitionTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RevenueRecognitionLineItems" xlink:href="atspu-20211231.xsd#atspu_RevenueRecognitionLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RevenueRecognitionLineItems_lbl" xml:lang="en-US">Revenue Recognition [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RevenueRecognitionLineItems" xlink:to="atspu_RevenueRecognitionLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PropertyandEquipmentNetTable" xlink:href="atspu-20211231.xsd#atspu_PropertyandEquipmentNetTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PropertyandEquipmentNetTable_lbl" xml:lang="en-US">Property and Equipment, Net [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyandEquipmentNetTable" xlink:to="atspu_PropertyandEquipmentNetTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PropertyandEquipmentNetLineItems" xlink:href="atspu-20211231.xsd#atspu_PropertyandEquipmentNetLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PropertyandEquipmentNetLineItems_lbl" xml:lang="en-US">Property and Equipment, Net [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyandEquipmentNetLineItems" xlink:to="atspu_PropertyandEquipmentNetLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccruedLiabilitiesTable" xlink:href="atspu-20211231.xsd#atspu_AccruedLiabilitiesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_AccruedLiabilitiesTable_lbl" xml:lang="en-US">Accrued Liabilities [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccruedLiabilitiesTable" xlink:to="atspu_AccruedLiabilitiesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccruedLiabilitiesLineItems" xlink:href="atspu-20211231.xsd#atspu_AccruedLiabilitiesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_AccruedLiabilitiesLineItems_lbl" xml:lang="en-US">Accrued Liabilities [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccruedLiabilitiesLineItems" xlink:to="atspu_AccruedLiabilitiesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantsTable" xlink:href="atspu-20211231.xsd#atspu_WarrantsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_WarrantsTable_lbl" xml:lang="en-US">Warrants [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantsTable" xlink:to="atspu_WarrantsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantsLineItems" xlink:href="atspu-20211231.xsd#atspu_WarrantsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_WarrantsLineItems_lbl" xml:lang="en-US">Warrants [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantsLineItems" xlink:to="atspu_WarrantsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNotesandNotePayableTable" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNotesandNotePayableTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ConvertibleNotesandNotePayableTable_lbl" xml:lang="en-US">Convertible Notes and Note Payable [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesandNotePayableTable" xlink:to="atspu_ConvertibleNotesandNotePayableTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNotesandNotePayableLineItems" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNotesandNotePayableLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ConvertibleNotesandNotePayableLineItems_lbl" xml:lang="en-US">Convertible Notes and Note Payable [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesandNotePayableLineItems" xlink:to="atspu_ConvertibleNotesandNotePayableLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockTable" xlink:href="atspu-20211231.xsd#atspu_PreferredStockTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PreferredStockTable_lbl" xml:lang="en-US">Preferred Stock [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockTable" xlink:to="atspu_PreferredStockTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockLineItems" xlink:href="atspu-20211231.xsd#atspu_PreferredStockLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PreferredStockLineItems_lbl" xml:lang="en-US">Preferred Stock [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockLineItems" xlink:to="atspu_PreferredStockLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockTable" xlink:href="atspu-20211231.xsd#atspu_CommonStockTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommonStockTable_lbl" xml:lang="en-US">Common Stock [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockTable" xlink:to="atspu_CommonStockTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockLineItems" xlink:href="atspu-20211231.xsd#atspu_CommonStockLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommonStockLineItems_lbl" xml:lang="en-US">Common Stock [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockLineItems" xlink:to="atspu_CommonStockLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanTable" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanTable_lbl" xml:lang="en-US">Stock Incentive Plan [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanTable" xlink:to="atspu_StockIncentivePlanTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanLineItems" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanLineItems_lbl" xml:lang="en-US">Stock Incentive Plan [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanLineItems" xlink:to="atspu_StockIncentivePlanLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LeasesTable" xlink:href="atspu-20211231.xsd#atspu_LeasesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesTable_lbl" xml:lang="en-US">Leases [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LeasesTable" xlink:to="atspu_LeasesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LeasesLineItems" xlink:href="atspu-20211231.xsd#atspu_LeasesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesLineItems_lbl" xml:lang="en-US">Leases [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LeasesLineItems" xlink:to="atspu_LeasesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NetLossPerShareTable" xlink:href="atspu-20211231.xsd#atspu_NetLossPerShareTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_NetLossPerShareTable_lbl" xml:lang="en-US">Net Loss Per Share [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NetLossPerShareTable" xlink:to="atspu_NetLossPerShareTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NetLossPerShareLineItems" xlink:href="atspu-20211231.xsd#atspu_NetLossPerShareLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_NetLossPerShareLineItems_lbl" xml:lang="en-US">Net Loss Per Share [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NetLossPerShareLineItems" xlink:to="atspu_NetLossPerShareLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccountingPoliciesbyPolicyPoliciesTable" xlink:href="atspu-20211231.xsd#atspu_AccountingPoliciesbyPolicyPoliciesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_AccountingPoliciesbyPolicyPoliciesTable_lbl" xml:lang="en-US">Accounting Policies, by Policy (Policies) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccountingPoliciesbyPolicyPoliciesTable" xlink:to="atspu_AccountingPoliciesbyPolicyPoliciesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccountingPoliciesbyPolicyPoliciesLineItems" xlink:href="atspu-20211231.xsd#atspu_AccountingPoliciesbyPolicyPoliciesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_AccountingPoliciesbyPolicyPoliciesLineItems_lbl" xml:lang="en-US">Accounting Policies, by Policy (Policies) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccountingPoliciesbyPolicyPoliciesLineItems" xlink:to="atspu_AccountingPoliciesbyPolicyPoliciesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SummaryofSignificantAccountingPoliciesTablesTable" xlink:href="atspu-20211231.xsd#atspu_SummaryofSignificantAccountingPoliciesTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_SummaryofSignificantAccountingPoliciesTablesTable_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SummaryofSignificantAccountingPoliciesTablesTable" xlink:to="atspu_SummaryofSignificantAccountingPoliciesTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SummaryofSignificantAccountingPoliciesTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_SummaryofSignificantAccountingPoliciesTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_SummaryofSignificantAccountingPoliciesTablesLineItems_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SummaryofSignificantAccountingPoliciesTablesLineItems" xlink:to="atspu_SummaryofSignificantAccountingPoliciesTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RelatedPartyTransactionsTablesTable" xlink:href="atspu-20211231.xsd#atspu_RelatedPartyTransactionsTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RelatedPartyTransactionsTablesTable_lbl" xml:lang="en-US">Related Party Transactions (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RelatedPartyTransactionsTablesTable" xlink:to="atspu_RelatedPartyTransactionsTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RelatedPartyTransactionsTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_RelatedPartyTransactionsTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RelatedPartyTransactionsTablesLineItems_lbl" xml:lang="en-US">Related Party Transactions (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RelatedPartyTransactionsTablesLineItems" xlink:to="atspu_RelatedPartyTransactionsTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FairValueMeasurementsTablesTable" xlink:href="atspu-20211231.xsd#atspu_FairValueMeasurementsTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_FairValueMeasurementsTablesTable_lbl" xml:lang="en-US">Fair Value Measurements (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairValueMeasurementsTablesTable" xlink:to="atspu_FairValueMeasurementsTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FairValueMeasurementsTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_FairValueMeasurementsTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_FairValueMeasurementsTablesLineItems_lbl" xml:lang="en-US">Fair Value Measurements (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairValueMeasurementsTablesLineItems" xlink:to="atspu_FairValueMeasurementsTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IncomeTaxTablesTable" xlink:href="atspu-20211231.xsd#atspu_IncomeTaxTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_IncomeTaxTablesTable_lbl" xml:lang="en-US">Income Tax (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncomeTaxTablesTable" xlink:to="atspu_IncomeTaxTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_IncomeTaxTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_IncomeTaxTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_IncomeTaxTablesLineItems_lbl" xml:lang="en-US">Income Tax (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncomeTaxTablesLineItems" xlink:to="atspu_IncomeTaxTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RevenueRecognitionTablesTable" xlink:href="atspu-20211231.xsd#atspu_RevenueRecognitionTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RevenueRecognitionTablesTable_lbl" xml:lang="en-US">Revenue Recognition (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RevenueRecognitionTablesTable" xlink:to="atspu_RevenueRecognitionTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RevenueRecognitionTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_RevenueRecognitionTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RevenueRecognitionTablesLineItems_lbl" xml:lang="en-US">Revenue Recognition (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RevenueRecognitionTablesLineItems" xlink:to="atspu_RevenueRecognitionTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PropertyandEquipmentNetTablesTable" xlink:href="atspu-20211231.xsd#atspu_PropertyandEquipmentNetTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PropertyandEquipmentNetTablesTable_lbl" xml:lang="en-US">Property and Equipment, Net (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyandEquipmentNetTablesTable" xlink:to="atspu_PropertyandEquipmentNetTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PropertyandEquipmentNetTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_PropertyandEquipmentNetTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PropertyandEquipmentNetTablesLineItems_lbl" xml:lang="en-US">Property and Equipment, Net (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyandEquipmentNetTablesLineItems" xlink:to="atspu_PropertyandEquipmentNetTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccruedLiabilitiesTablesTable" xlink:href="atspu-20211231.xsd#atspu_AccruedLiabilitiesTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_AccruedLiabilitiesTablesTable_lbl" xml:lang="en-US">Accrued Liabilities (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccruedLiabilitiesTablesTable" xlink:to="atspu_AccruedLiabilitiesTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccruedLiabilitiesTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_AccruedLiabilitiesTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_AccruedLiabilitiesTablesLineItems_lbl" xml:lang="en-US">Accrued Liabilities (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccruedLiabilitiesTablesLineItems" xlink:to="atspu_AccruedLiabilitiesTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNotesandNotePayableTablesTable" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNotesandNotePayableTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ConvertibleNotesandNotePayableTablesTable_lbl" xml:lang="en-US">Convertible Notes and Note Payable (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesandNotePayableTablesTable" xlink:to="atspu_ConvertibleNotesandNotePayableTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNotesandNotePayableTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNotesandNotePayableTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ConvertibleNotesandNotePayableTablesLineItems_lbl" xml:lang="en-US">Convertible Notes and Note Payable (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesandNotePayableTablesLineItems" xlink:to="atspu_ConvertibleNotesandNotePayableTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockTablesTable" xlink:href="atspu-20211231.xsd#atspu_PreferredStockTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PreferredStockTablesTable_lbl" xml:lang="en-US">Preferred Stock (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockTablesTable" xlink:to="atspu_PreferredStockTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_PreferredStockTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PreferredStockTablesLineItems_lbl" xml:lang="en-US">Preferred Stock (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockTablesLineItems" xlink:to="atspu_PreferredStockTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockTablesTable" xlink:href="atspu-20211231.xsd#atspu_CommonStockTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommonStockTablesTable_lbl" xml:lang="en-US">Common Stock (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockTablesTable" xlink:to="atspu_CommonStockTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_CommonStockTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommonStockTablesLineItems_lbl" xml:lang="en-US">Common Stock (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockTablesLineItems" xlink:to="atspu_CommonStockTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanTablesTable" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanTablesTable_lbl" xml:lang="en-US">Stock Incentive Plan (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanTablesTable" xlink:to="atspu_StockIncentivePlanTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanTablesLineItems_lbl" xml:lang="en-US">Stock Incentive Plan (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanTablesLineItems" xlink:to="atspu_StockIncentivePlanTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LeasesTablesTable" xlink:href="atspu-20211231.xsd#atspu_LeasesTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesTablesTable_lbl" xml:lang="en-US">Leases (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LeasesTablesTable" xlink:to="atspu_LeasesTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LeasesTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_LeasesTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesTablesLineItems_lbl" xml:lang="en-US">Leases (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LeasesTablesLineItems" xlink:to="atspu_LeasesTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NetLossPerShareTablesTable" xlink:href="atspu-20211231.xsd#atspu_NetLossPerShareTablesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_NetLossPerShareTablesTable_lbl" xml:lang="en-US">Net Loss Per Share (Tables) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NetLossPerShareTablesTable" xlink:to="atspu_NetLossPerShareTablesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_NetLossPerShareTablesLineItems" xlink:href="atspu-20211231.xsd#atspu_NetLossPerShareTablesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_NetLossPerShareTablesLineItems_lbl" xml:lang="en-US">Net Loss Per Share (Tables) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NetLossPerShareTablesLineItems" xlink:to="atspu_NetLossPerShareTablesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_RestatementDomain" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RestatementDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_RestatementDomain_lbl" xml:lang="en-US">Revision of Prior Period [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RestatementDomain" xlink:to="srt_RestatementDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable_lbl" xml:lang="en-US">Schedule of Error Corrections and Prior Period Adjustment Restatement [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable" xlink:to="us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_lbl" xml:lang="en-US">Error Corrections and Prior Period Adjustments Restatement [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems" xlink:to="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ClassOfStockDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfStockDomain_lbl" xml:lang="en-US">Class of Stock [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="us-gaap_ClassOfStockDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareTable" xlink:href="atspu-20211231.xsd#atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareTable_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Details) - Schedule of earnings per share [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareTable" xlink:to="atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareLineItems" xlink:href="atspu-20211231.xsd#atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareLineItems_lbl" xml:lang="en-US">Summary of Significant Accounting Policies (Details) - Schedule of earnings per share [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareLineItems" xlink:to="atspu_SummaryofSignificantAccountingPoliciesDetailsScheduleofearningspershareLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xml:lang="en-US">Fair Value Hierarchy and NAV [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisTable" xlink:href="atspu-20211231.xsd#atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisTable_lbl" xml:lang="en-US">Fair Value Measurements (Details) - Schedule of fair value on a non-recurring basis [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisTable" xlink:to="atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisLineItems" xlink:href="atspu-20211231.xsd#atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisLineItems_lbl" xml:lang="en-US">Fair Value Measurements (Details) - Schedule of fair value on a non-recurring basis [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisLineItems" xlink:to="atspu_FairValueMeasurementsDetailsScheduleoffairvalueonanonrecurringbasisLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="srt_RangeMember" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_RangeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_RangeMember_lbl" xml:lang="en-US">Statistical Measurement [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RangeMember" xlink:to="srt_RangeMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PublicUtilityPropertyPlantAndEquipmentTable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PublicUtilityPropertyPlantAndEquipmentTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PublicUtilityPropertyPlantAndEquipmentTable_lbl" xml:lang="en-US">Public Utility, Property, Plant and Equipment [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PublicUtilityPropertyPlantAndEquipmentTable" xlink:to="us-gaap_PublicUtilityPropertyPlantAndEquipmentTable_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_PublicUtilityPropertyPlantAndEquipmentLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PublicUtilityPropertyPlantAndEquipmentLineItems"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PublicUtilityPropertyPlantAndEquipmentLineItems" xlink:to="us-gaap_PublicUtilityPropertyPlantAndEquipmentLineItems_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentLineItems" xlink:to="us-gaap_PropertyPlantAndEquipmentLineItems_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanDetailsScheduleofstockoptionactivityTable_lbl" xml:lang="en-US">Stock Incentive Plan (Details) - Schedule of stock option activity [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanDetailsScheduleofstockoptionactivityTable" xlink:to="atspu_StockIncentivePlanDetailsScheduleofstockoptionactivityTable_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanDetailsScheduleofstockoptionactivityLineItems_lbl" xml:lang="en-US">Stock Incentive Plan (Details) - Schedule of stock option activity [Line Items]</label>
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    <loc xlink:type="locator" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_lbl" xml:lang="en-US">Share-based Payment Arrangement, Option, Exercise Price Range [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:to="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_lbl" xml:lang="en-US">Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesTable" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesTable_lbl" xml:lang="en-US">Stock Incentive Plan (Details) - Schedule of weighted average calculated fair value of the options granted to employees [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesTable" xlink:to="atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesLineItems" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesLineItems_lbl" xml:lang="en-US">Stock Incentive Plan (Details) - Schedule of weighted average calculated fair value of the options granted to employees [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesLineItems" xlink:to="atspu_StockIncentivePlanDetailsScheduleofweightedaveragecalculatedfairvalueoftheoptionsgrantedtoemployeesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_lbl" xml:lang="en-US">Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:to="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_lbl" xml:lang="en-US">Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LeaseDomain" xlink:href="atspu-20211231.xsd#atspu_LeaseDomain"/>
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    <loc xlink:type="locator" xlink:label="atspu_LeasesDetailsScheduleofaggregatenoncancelablefutureminimumleasepaymentsunderoperatingandfinanceleasesTable" xlink:href="atspu-20211231.xsd#atspu_LeasesDetailsScheduleofaggregatenoncancelablefutureminimumleasepaymentsunderoperatingandfinanceleasesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesDetailsScheduleofaggregatenoncancelablefutureminimumleasepaymentsunderoperatingandfinanceleasesTable_lbl" xml:lang="en-US">Leases (Details) - Schedule of aggregate noncancelable future minimum lease payments under operating and finance leases [Table]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesDetailsScheduleofaggregatenoncancelablefutureminimumleasepaymentsunderoperatingandfinanceleasesLineItems_lbl" xml:lang="en-US">Leases (Details) - Schedule of aggregate noncancelable future minimum lease payments under operating and finance leases [Line Items]</label>
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    <loc xlink:type="locator" xlink:label="atspu_LeasesDetailsScheduleofadditionalinformationrelatedtotheinputsusedincomputingtheCompanysleaseTable" xlink:href="atspu-20211231.xsd#atspu_LeasesDetailsScheduleofadditionalinformationrelatedtotheinputsusedincomputingtheCompanysleaseTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesDetailsScheduleofadditionalinformationrelatedtotheinputsusedincomputingtheCompanysleaseTable_lbl" xml:lang="en-US">Leases (Details) - Schedule of additional information related to the inputs used in computing the Company&#8217;s lease [Table]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesDetailsScheduleofadditionalinformationrelatedtotheinputsusedincomputingtheCompanysleaseLineItems_lbl" xml:lang="en-US">Leases (Details) - Schedule of additional information related to the inputs used in computing the Company&#8217;s lease [Line Items]</label>
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    <loc xlink:type="locator" xlink:label="atspu_LeasesDetailsScheduleofweightedaverageremainingleasetermandtheweightedaveragediscountrateTable" xlink:href="atspu-20211231.xsd#atspu_LeasesDetailsScheduleofweightedaverageremainingleasetermandtheweightedaveragediscountrateTable"/>
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    <loc xlink:type="locator" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_OrganizationDetailsLineItems_lbl" xml:lang="en-US">Organization (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OrganizationDetailsLineItems" xlink:to="atspu_OrganizationDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_ChangeInAccountingEstimateTypeDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ChangeInAccountingEstimateTypeDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ChangeInAccountingEstimateTypeDomain_lbl" xml:lang="en-US">Change in Accounting Estimate, Type [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ChangeInAccountingEstimateTypeDomain" xlink:to="us-gaap_ChangeInAccountingEstimateTypeDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RevenueRecognitionDetailsTable" xlink:href="atspu-20211231.xsd#atspu_RevenueRecognitionDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RevenueRecognitionDetailsTable_lbl" xml:lang="en-US">Revenue Recognition (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RevenueRecognitionDetailsTable" xlink:to="atspu_RevenueRecognitionDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_RevenueRecognitionDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_RevenueRecognitionDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_RevenueRecognitionDetailsLineItems_lbl" xml:lang="en-US">Revenue Recognition (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RevenueRecognitionDetailsLineItems" xlink:to="atspu_RevenueRecognitionDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PropertyandEquipmentNetDetailsTable" xlink:href="atspu-20211231.xsd#atspu_PropertyandEquipmentNetDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PropertyandEquipmentNetDetailsTable_lbl" xml:lang="en-US">Property and Equipment, Net (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyandEquipmentNetDetailsTable" xlink:to="atspu_PropertyandEquipmentNetDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PropertyandEquipmentNetDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_PropertyandEquipmentNetDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PropertyandEquipmentNetDetailsLineItems_lbl" xml:lang="en-US">Property and Equipment, Net (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyandEquipmentNetDetailsLineItems" xlink:to="atspu_PropertyandEquipmentNetDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccruedLiabilitiesDetailsTable" xlink:href="atspu-20211231.xsd#atspu_AccruedLiabilitiesDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_AccruedLiabilitiesDetailsTable_lbl" xml:lang="en-US">Accrued Liabilities (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccruedLiabilitiesDetailsTable" xlink:to="atspu_AccruedLiabilitiesDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_AccruedLiabilitiesDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_AccruedLiabilitiesDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_AccruedLiabilitiesDetailsLineItems_lbl" xml:lang="en-US">Accrued Liabilities (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccruedLiabilitiesDetailsLineItems" xlink:to="atspu_AccruedLiabilitiesDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantsDetailsTable" xlink:href="atspu-20211231.xsd#atspu_WarrantsDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_WarrantsDetailsTable_lbl" xml:lang="en-US">Warrants (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantsDetailsTable" xlink:to="atspu_WarrantsDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_WarrantsDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_WarrantsDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_WarrantsDetailsLineItems_lbl" xml:lang="en-US">Warrants (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantsDetailsLineItems" xlink:to="atspu_WarrantsDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_LongtermDebtTypeDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xml:lang="en-US">Long-term Debt, Type [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeDomain" xlink:to="us-gaap_LongtermDebtTypeDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_AssetAcquisitionDomain" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetAcquisitionDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetAcquisitionDomain_lbl" xml:lang="en-US">Asset Acquisition [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetAcquisitionDomain" xlink:to="us-gaap_AssetAcquisitionDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNotesandNotePayableDetailsTable" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNotesandNotePayableDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ConvertibleNotesandNotePayableDetailsTable_lbl" xml:lang="en-US">Convertible Notes and Note Payable (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesandNotePayableDetailsTable" xlink:to="atspu_ConvertibleNotesandNotePayableDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_ConvertibleNotesandNotePayableDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_ConvertibleNotesandNotePayableDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ConvertibleNotesandNotePayableDetailsLineItems_lbl" xml:lang="en-US">Convertible Notes and Note Payable (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesandNotePayableDetailsLineItems" xlink:to="atspu_ConvertibleNotesandNotePayableDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_TypeOfAgreementDomain" xlink:href="atspu-20211231.xsd#atspu_TypeOfAgreementDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_TypeOfAgreementDomain_lbl" xml:lang="en-US">TypeOfAgreement [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TypeOfAgreementDomain" xlink:to="atspu_TypeOfAgreementDomain_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockDetailsTable" xlink:href="atspu-20211231.xsd#atspu_PreferredStockDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PreferredStockDetailsTable_lbl" xml:lang="en-US">Preferred Stock (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockDetailsTable" xlink:to="atspu_PreferredStockDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_PreferredStockDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_PreferredStockDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_PreferredStockDetailsLineItems_lbl" xml:lang="en-US">Preferred Stock (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockDetailsLineItems" xlink:to="atspu_PreferredStockDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockDetailsTable" xlink:href="atspu-20211231.xsd#atspu_CommonStockDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommonStockDetailsTable_lbl" xml:lang="en-US">Common Stock (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockDetailsTable" xlink:to="atspu_CommonStockDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_CommonStockDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_CommonStockDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_CommonStockDetailsLineItems_lbl" xml:lang="en-US">Common Stock (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockDetailsLineItems" xlink:to="atspu_CommonStockDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanDetailsTable" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanDetailsTable_lbl" xml:lang="en-US">Stock Incentive Plan (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanDetailsTable" xlink:to="atspu_StockIncentivePlanDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_StockIncentivePlanDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_StockIncentivePlanDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_StockIncentivePlanDetailsLineItems_lbl" xml:lang="en-US">Stock Incentive Plan (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanDetailsLineItems" xlink:to="atspu_StockIncentivePlanDetailsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LeasesDetailsTable" xlink:href="atspu-20211231.xsd#atspu_LeasesDetailsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesDetailsTable_lbl" xml:lang="en-US">Leases (Details) [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LeasesDetailsTable" xlink:to="atspu_LeasesDetailsTable_lbl"/>
    <loc xlink:type="locator" xlink:label="atspu_LeasesDetailsLineItems" xlink:href="atspu-20211231.xsd#atspu_LeasesDetailsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_LeasesDetailsLineItems_lbl" xml:lang="en-US">Leases (Details) [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LeasesDetailsLineItems" xlink:to="atspu_LeasesDetailsLineItems_lbl"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AccretionOfCommonStockToRedemptionValueinterestEarnedTrustAccount_lbl0" xml:lang="en-US">Accretion of common stock to redemption value (interest earned on trust account).</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccretionOfCommonStockToRedemptionValueinterestEarnedTrustAccount" xlink:to="atspu_AccretionOfCommonStockToRedemptionValueinterestEarnedTrustAccount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AccretionsOfCommonStockToRedemptionValue_lbl0" xml:lang="en-US">Accretion of common stock to redemption value.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccretionsOfCommonStockToRedemptionValue" xlink:to="atspu_AccretionsOfCommonStockToRedemptionValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AccruedLiabilities_lbl0" xml:lang="en-US">Amount of Accrued liabilities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AccruedLiabilities" xlink:to="atspu_AccruedLiabilities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AdministrativeServiceFee_lbl0" xml:lang="en-US">Administrative service fee.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AdministrativeServiceFee" xlink:to="atspu_AdministrativeServiceFee_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AggregateIntrinsicValueExercised_lbl0" xml:lang="en-US">Aggregate Intrinsic Value, Exercised.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AggregateIntrinsicValueExercised" xlink:to="atspu_AggregateIntrinsicValueExercised_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AggregateOfCommonStock_lbl0" xml:lang="en-US">Amount of aggregate of common stock shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AggregateOfCommonStock" xlink:to="atspu_AggregateOfCommonStock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AggregateOfFounderSharesOutstanding_lbl0" xml:lang="en-US">Aggregate of founder shares outstanding.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AggregateOfFounderSharesOutstanding" xlink:to="atspu_AggregateOfFounderSharesOutstanding_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AllocationOfNetIncomeloss_lbl0" xml:lang="en-US">Allocation of net income (loss).</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AllocationOfNetIncomeloss" xlink:to="atspu_AllocationOfNetIncomeloss_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AllocationOfNetLossIncludingAccretionOfTemporaryEquity_lbl0" xml:lang="en-US">Allocation of net loss including accretion of temporary equity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AllocationOfNetLossIncludingAccretionOfTemporaryEquity" xlink:to="atspu_AllocationOfNetLossIncludingAccretionOfTemporaryEquity_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AnnualInterestRate_lbl0" xml:lang="en-US">Annual Interest Rate.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AnnualInterestRate" xlink:to="atspu_AnnualInterestRate_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AverageIntrinsicValueAuthorized_lbl0" xml:lang="en-US">Average Intrinsic Value, Authorized.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueAuthorized" xlink:to="atspu_AverageIntrinsicValueAuthorized_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AverageIntrinsicValueAwardsForfeitedOrCancelled_lbl0" xml:lang="en-US">Average Intrinsic Value, Awards forfeited or cancelled.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueAwardsForfeitedOrCancelled" xlink:to="atspu_AverageIntrinsicValueAwardsForfeitedOrCancelled_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AverageIntrinsicValueGranted_lbl0" xml:lang="en-US">Average Intrinsic Value, Granted.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueGranted" xlink:to="atspu_AverageIntrinsicValueGranted_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_AverageIntrinsicValueOutstanding_lbl1" xml:lang="en-US">Average Intrinsic Value, Outstanding at Beginning balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_AverageIntrinsicValueOutstanding" xlink:to="atspu_AverageIntrinsicValueOutstanding_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_BasicAndDilutedNetIncomelossPerShare_lbl0" xml:lang="en-US">The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedNetIncomelossPerShare" xlink:to="atspu_BasicAndDilutedNetIncomelossPerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_BasicAndDilutedNetLossPerShareinDollarsPerShare_lbl0" xml:lang="en-US">Basic and Diluted Net Loss Per Share.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedNetLossPerShareinDollarsPerShare" xlink:to="atspu_BasicAndDilutedNetLossPerShareinDollarsPerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_BasicAndDilutedNetlossIncomePerShareAttributableToCommonStockSubjectToRedemption_lbl0" xml:lang="en-US">Basic and diluted net per share value.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedNetlossIncomePerShareAttributableToCommonStockSubjectToRedemption" xlink:to="atspu_BasicAndDilutedNetlossIncomePerShareAttributableToCommonStockSubjectToRedemption_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemptionin_lbl0" xml:lang="en-US">Basic and diluted weighted average shares outstanding, common stock subject to redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemptionin" xlink:to="atspu_BasicAndDilutedWeightedAverageSharesOutstandingCommonStockSubjectToRedemptionin_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_BusinessCombinationDescription_lbl0" xml:lang="en-US">Business combination, description.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationDescription" xlink:to="atspu_BusinessCombinationDescription_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_BusinessCombinationLegalServicesAgreement_lbl0" xml:lang="en-US">Business combination legal services agreement.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationLegalServicesAgreement" xlink:to="atspu_BusinessCombinationLegalServicesAgreement_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAsset_lbl0" xml:lang="en-US">Net tangible assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAsset" xlink:to="atspu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAsset_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_CapitalLeaseObligation_lbl0" xml:lang="en-US">Capital lease obligation.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CapitalLeaseObligation" xlink:to="atspu_CapitalLeaseObligation_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_CapitalLeaseObligationNoncurrent_lbl0" xml:lang="en-US">Capital lease obligation, non-current&#xd;
..</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CapitalLeaseObligationNoncurrent" xlink:to="atspu_CapitalLeaseObligationNoncurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_CashAndCashEquivalentsOnHand_lbl0" xml:lang="en-US">Cash and cash equivalents on hand.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CashAndCashEquivalentsOnHand" xlink:to="atspu_CashAndCashEquivalentsOnHand_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ChangeInFairValueOfWarrantLiability_lbl0" xml:lang="en-US">Change in fair value of warrant liability.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ChangeInFairValueOfWarrantLiability" xlink:to="atspu_ChangeInFairValueOfWarrantLiability_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ChangeInFairValuesOfDerivativeLiability_lbl0" xml:lang="en-US">Change in fair value of derivative liability.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ChangeInFairValuesOfDerivativeLiability" xlink:to="atspu_ChangeInFairValuesOfDerivativeLiability_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemption_lbl0" xml:lang="en-US">Change in value of common stock subject to possible redemption.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemption" xlink:to="atspu_ChangeInValueOfCommonStockSubjectToPossibleRedemption_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ClassOfWarrantDescription_lbl0" xml:lang="en-US">Description of class of warrant.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ClassOfWarrantDescription" xlink:to="atspu_ClassOfWarrantDescription_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_CommonStockSubjectToPossibleRedemption_lbl0" xml:lang="en-US">Common stock subject to possible redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockSubjectToPossibleRedemption" xlink:to="atspu_CommonStockSubjectToPossibleRedemption_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_CommonStockTextBlock_lbl0" xml:lang="en-US">The entire disclosure for terms, amounts, nature of changes, rights and privileges, dividends, and other matters related to common stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockTextBlock" xlink:to="atspu_CommonStockTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_CommonStockWarrants_lbl0" xml:lang="en-US">Amount of common stock warrants.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockWarrants" xlink:to="atspu_CommonStockWarrants_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_CommonStockWarrantsDescription_lbl0" xml:lang="en-US">Common stock warrants description.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_CommonStockWarrantsDescription" xlink:to="atspu_CommonStockWarrantsDescription_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ConcentrationRiskPercentage_lbl0" xml:lang="en-US">For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the &quot;benchmark&quot; (or denominator) in the equation, this concept represents the concentration percentage derived from the division.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConcentrationRiskPercentage" xlink:to="atspu_ConcentrationRiskPercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ContractTermsOfHostedServicesRange_lbl0" xml:lang="en-US">Contract terms of hosted services range.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ContractTermsOfHostedServicesRange" xlink:to="atspu_ContractTermsOfHostedServicesRange_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStockShares_lbl0" xml:lang="en-US">Number of Shares conversion of convertible notes for redeemable convertible series D-3 preferred stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStockShares" xlink:to="atspu_ConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStockShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ConversionOfConvertibleNotesToSeriesD3ARedeemableConvertiblePreferredStock_lbl0" xml:lang="en-US">Conversion of convertible notes to series D-3A redeemable convertible preferred stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConversionOfConvertibleNotesToSeriesD3ARedeemableConvertiblePreferredStock" xlink:to="atspu_ConversionOfConvertibleNotesToSeriesD3ARedeemableConvertiblePreferredStock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ConvertibleNotesSharesPurchase_lbl0" xml:lang="en-US">Convertible notes shares purchase.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ConvertibleNotesSharesPurchase" xlink:to="atspu_ConvertibleNotesSharesPurchase_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DebtDiscountThroughIssuanceOfCommonStockWarrants_lbl0" xml:lang="en-US">Debt discount through issuance of common stock warrants.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DebtDiscountThroughIssuanceOfCommonStockWarrants" xlink:to="atspu_DebtDiscountThroughIssuanceOfCommonStockWarrants_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DebtDiscountThroughIssuanceOfConvertibleNoteWithDerivativeLiability_lbl0" xml:lang="en-US">Debt discount through issuance of convertible note with derivative liability.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DebtDiscountThroughIssuanceOfConvertibleNoteWithDerivativeLiability" xlink:to="atspu_DebtDiscountThroughIssuanceOfConvertibleNoteWithDerivativeLiability_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DebtInstrumentFairValues_lbl0" xml:lang="en-US">Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DebtInstrumentFairValues" xlink:to="atspu_DebtInstrumentFairValues_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DeemedDividend_lbl0" xml:lang="en-US">Tax instrument used by publicly traded corporations as a means of shifting tax liability from shareholders during the sale of company stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeemedDividend" xlink:to="atspu_DeemedDividend_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DeemedDividendFromExchangeOfSeriesD3ARedeemableConvertiblePreferredStockForSeries_lbl0" xml:lang="en-US">Deemed dividend from exchange of series D-3A redeemable convertible preferred stock for series.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeemedDividendFromExchangeOfSeriesD3ARedeemableConvertiblePreferredStockForSeries" xlink:to="atspu_DeemedDividendFromExchangeOfSeriesD3ARedeemableConvertiblePreferredStockForSeries_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DeferredOfferingCostsIncludedInAccruedOfferingCostsAndExpenses_lbl0" xml:lang="en-US">Amount of deferred offering costs included in accrued offering costs and expenses.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredOfferingCostsIncludedInAccruedOfferingCostsAndExpenses" xlink:to="atspu_DeferredOfferingCostsIncludedInAccruedOfferingCostsAndExpenses_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DeferredRentNetOfCurrentsPortion_lbl0" xml:lang="en-US">Deferred rent net of current portion.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredRentNetOfCurrentsPortion" xlink:to="atspu_DeferredRentNetOfCurrentsPortion_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DeferredRents_lbl0" xml:lang="en-US">Deferred rent.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DeferredRents" xlink:to="atspu_DeferredRents_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_DerivativeAndWarrantLiability_lbl0" xml:lang="en-US">Derivative and warrant liability.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DerivativeAndWarrantLiability" xlink:to="atspu_DerivativeAndWarrantLiability_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_EstimatedUsefulLivesDecription_lbl0" xml:lang="en-US">Description of property plant and equipment estimated useful lives.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_EstimatedUsefulLivesDecription" xlink:to="atspu_EstimatedUsefulLivesDecription_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ExceedPercentageOfTrustAccount_lbl0" xml:lang="en-US">Exceed percentage of trust account.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExceedPercentageOfTrustAccount" xlink:to="atspu_ExceedPercentageOfTrustAccount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ExcessStocksSharesIssued_lbl0" xml:lang="en-US">Number of excess stock shares of an entity that have been sold or granted to shareholders.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ExcessStocksSharesIssued" xlink:to="atspu_ExcessStocksSharesIssued_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_FairMarketValuePercentage_lbl0" xml:lang="en-US">Fair market value, percentage.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairMarketValuePercentage" xlink:to="atspu_FairMarketValuePercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_FairValueOfRepresentativeShares_lbl0" xml:lang="en-US">Fair value of representative shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FairValueOfRepresentativeShares" xlink:to="atspu_FairValueOfRepresentativeShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_FinalPaymentProvision_lbl0" xml:lang="en-US">Amount of  final payment provision.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FinalPaymentProvision" xlink:to="atspu_FinalPaymentProvision_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_FinalPaymentProvisionPercentage_lbl0" xml:lang="en-US">Percentage of final payment provision.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FinalPaymentProvisionPercentage" xlink:to="atspu_FinalPaymentProvisionPercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ForfeitureOfFounderShares_lbl0" xml:lang="en-US">Forfeiture of founder shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ForfeitureOfFounderShares" xlink:to="atspu_ForfeitureOfFounderShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_FounderShares_lbl0" xml:lang="en-US">Number of Founder Shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FounderShares" xlink:to="atspu_FounderShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_FounderSharesDescription_lbl0" xml:lang="en-US">Description of founder shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_FounderSharesDescription" xlink:to="atspu_FounderSharesDescription_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_GeneratingGrossProceeds_lbl1" xml:lang="en-US">Generating gross proceeds.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_GeneratingGrossProceeds" xlink:to="atspu_GeneratingGrossProceeds_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_HostedServices_lbl0" xml:lang="en-US">Amount of hosted services.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_HostedServices" xlink:to="atspu_HostedServices_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IncurredAdditionalTransactionCostsInUnderwritingDiscount_lbl0" xml:lang="en-US">Incurred additional transaction costs in underwriting discount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncurredAdditionalTransactionCostsInUnderwritingDiscount" xlink:to="atspu_IncurredAdditionalTransactionCostsInUnderwritingDiscount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IncurredAndPaidStatedInterestAmount_lbl0" xml:lang="en-US">Amount of Incurred and paid stated interest.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IncurredAndPaidStatedInterestAmount" xlink:to="atspu_IncurredAndPaidStatedInterestAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_InitialPublicOfferingTextBlock_lbl0" xml:lang="en-US">Initial Public Offering [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InitialPublicOfferingTextBlock" xlink:to="atspu_InitialPublicOfferingTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_InterestRateInPercentage_lbl0" xml:lang="en-US">Interest Rate In Percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_InterestRateInPercentage" xlink:to="atspu_InterestRateInPercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IntrinsicValue_lbl0" xml:lang="en-US">intrinsic value.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IntrinsicValue" xlink:to="atspu_IntrinsicValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IssuanceOfD3PreferredStockPerShares_lbl0" xml:lang="en-US">Issuance of D-3 preferred stock, per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfD3PreferredStockPerShares" xlink:to="atspu_IssuanceOfD3PreferredStockPerShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IssuanceOfD3PreferredStocksPerShare_lbl0" xml:lang="en-US">Issuance of D-3 preferred stock, per share.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfD3PreferredStocksPerShare" xlink:to="atspu_IssuanceOfD3PreferredStocksPerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IssuanceOfD3PreferredsStockPerShare_lbl0" xml:lang="en-US">Issuance of D-3 preferred stock at $40.00 per share.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfD3PreferredsStockPerShare" xlink:to="atspu_IssuanceOfD3PreferredsStockPerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IssuanceOfRepresentativeSharesAdditionalPaidinCapital_lbl0" xml:lang="en-US">Amount of Issuance of representative shares additional paid in capital.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfRepresentativeSharesAdditionalPaidinCapital" xlink:to="atspu_IssuanceOfRepresentativeSharesAdditionalPaidinCapital_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IssuanceOfShares_lbl0" xml:lang="en-US">Issuance of shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfShares" xlink:to="atspu_IssuanceOfShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IssuanceOfWarrantsToPurchase_lbl0" xml:lang="en-US">Issuance of warrants to purchase.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceOfWarrantsToPurchase" xlink:to="atspu_IssuanceOfWarrantsToPurchase_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_IssuanceofredeemableconvertibleSerieBpreferredstockuponnetexerciseofSeriesBWarrants_lbl0" xml:lang="en-US">Issuance of redeemable convertible Series B preferred stock upon net exercise of Series B Warr...</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_IssuanceofredeemableconvertibleSerieBpreferredstockuponnetexerciseofSeriesBWarrants" xlink:to="atspu_IssuanceofredeemableconvertibleSerieBpreferredstockuponnetexerciseofSeriesBWarrants_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_LetterOfCreditReduced_lbl0" xml:lang="en-US">Amount of letter of credit reduced.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LetterOfCreditReduced" xlink:to="atspu_LetterOfCreditReduced_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_LetterOfCreditTangibleNet_lbl0" xml:lang="en-US">Amount of letter of credit tangible net.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LetterOfCreditTangibleNet" xlink:to="atspu_LetterOfCreditTangibleNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_LongtermDebtContingentPaymentOfPrincipalPercentage_lbl0" xml:lang="en-US">The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_LongtermDebtContingentPaymentOfPrincipalPercentage" xlink:to="atspu_LongtermDebtContingentPaymentOfPrincipalPercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_MajorityOfRevenue_lbl0" xml:lang="en-US">Amount of majority of revenue.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_MajorityOfRevenue" xlink:to="atspu_MajorityOfRevenue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_MarketCapitalization_lbl0" xml:lang="en-US">Amount of market capitalization.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_MarketCapitalization" xlink:to="atspu_MarketCapitalization_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_NetLoss_lbl0" xml:lang="en-US">Net loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NetLoss" xlink:to="atspu_NetLoss_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_NoncashDebtDiscount_lbl0" xml:lang="en-US">Non-cash debt discount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NoncashDebtDiscount" xlink:to="atspu_NoncashDebtDiscount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_NumberOfCustomer_lbl0" xml:lang="en-US">Number of customer.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NumberOfCustomer" xlink:to="atspu_NumberOfCustomer_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_NumeratorOfAccretionOfTemporaryEquityToRedemptionValue_lbl0" xml:lang="en-US">Accretion of temporary equity to redemption value.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_NumeratorOfAccretionOfTemporaryEquityToRedemptionValue" xlink:to="atspu_NumeratorOfAccretionOfTemporaryEquityToRedemptionValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_OperatingLeaseFutureMinimumPaymentsDueInSixYears_lbl0" xml:lang="en-US">2026.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseFutureMinimumPaymentsDueInSixYears" xlink:to="atspu_OperatingLeaseFutureMinimumPaymentsDueInSixYears_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_OperatingLeaseLiabilities_lbl0" xml:lang="en-US">Operating lease liabilities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseLiabilities" xlink:to="atspu_OperatingLeaseLiabilities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_OperatingLeaseLiabilitiesAndRightofuseAssetsThroughAdoptionOfTopic842_lbl0" xml:lang="en-US">Operating lease liabilities and right-of-use assets through adoption.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OperatingLeaseLiabilitiesAndRightofuseAssetsThroughAdoptionOfTopic842" xlink:to="atspu_OperatingLeaseLiabilitiesAndRightofuseAssetsThroughAdoptionOfTopic842_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_OtherOfferingCosts_lbl0" xml:lang="en-US">Other offering costs.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OtherOfferingCosts" xlink:to="atspu_OtherOfferingCosts_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_OutstandingStockOptionsAuthorized_lbl0" xml:lang="en-US">Outstanding Stock Options, Authorized.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OutstandingStockOptionsAuthorized" xlink:to="atspu_OutstandingStockOptionsAuthorized_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_OutstandingStockOptionsExercisable_lbl0" xml:lang="en-US">Number of Outstanding Stock Options, Exercisable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_OutstandingStockOptionsExercisable" xlink:to="atspu_OutstandingStockOptionsExercisable_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PaymentOfSponsor_lbl0" xml:lang="en-US">The amount of payments for sponsor.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PaymentOfSponsor" xlink:to="atspu_PaymentOfSponsor_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PaymentOfUnderwritingFees_lbl0" xml:lang="en-US">Payment of underwriting fees.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PaymentOfUnderwritingFees" xlink:to="atspu_PaymentOfUnderwritingFees_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PercentageOfEscrowAccount_lbl0" xml:lang="en-US">Percentage of escrow account.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PercentageOfEscrowAccount" xlink:to="atspu_PercentageOfEscrowAccount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PercentageOfFounderNonredeemableShares_lbl0" xml:lang="en-US">Percentage of founder non-redeemable shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PercentageOfFounderNonredeemableShares" xlink:to="atspu_PercentageOfFounderNonredeemableShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PercentageOfInterestRateOnPayments_lbl0" xml:lang="en-US">Percentage of interest rate on payments.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PercentageOfInterestRateOnPayments" xlink:to="atspu_PercentageOfInterestRateOnPayments_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PercentageOfPublicShares_lbl0" xml:lang="en-US">Percentage of public shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PercentageOfPublicShares" xlink:to="atspu_PercentageOfPublicShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PreferenceStockPricePerShare_lbl0" xml:lang="en-US">Preference stock price per share.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferenceStockPricePerShare" xlink:to="atspu_PreferenceStockPricePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PreferredStockConversionDescription_lbl0" xml:lang="en-US">Preferred stock conversion, description.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockConversionDescription" xlink:to="atspu_PreferredStockConversionDescription_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PreferredStockLiquidationPreferencePerShare_lbl0" xml:lang="en-US">The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockLiquidationPreferencePerShare" xlink:to="atspu_PreferredStockLiquidationPreferencePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PreferredStockShareAuthorized_lbl0" xml:lang="en-US">The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity&apos;s charter and bylaws.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockShareAuthorized" xlink:to="atspu_PreferredStockShareAuthorized_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PreferredStockShareIssued_lbl0" xml:lang="en-US">Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PreferredStockShareIssued" xlink:to="atspu_PreferredStockShareIssued_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PrepaidExpensesAndOthersCurrentAsset_lbl0" xml:lang="en-US">Prepaid expenses and other current assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PrepaidExpensesAndOthersCurrentAsset" xlink:to="atspu_PrepaidExpensesAndOthersCurrentAsset_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PrivatePlacementTextBlock_lbl0" xml:lang="en-US">The entire disclosure of private placement.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PrivatePlacementTextBlock" xlink:to="atspu_PrivatePlacementTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ProceedsFromIssuanceOfConvertibleNotesNetOfIssuanceCost_lbl0" xml:lang="en-US">Proceeds from issuance of convertible notes, net of issuance cost.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProceedsFromIssuanceOfConvertibleNotesNetOfIssuanceCost" xlink:to="atspu_ProceedsFromIssuanceOfConvertibleNotesNetOfIssuanceCost_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ProceedsFromNotePayableNetOfIssuanceCost_lbl0" xml:lang="en-US">Proceeds from note payable, net of issuance cost.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProceedsFromNotePayableNetOfIssuanceCost" xlink:to="atspu_ProceedsFromNotePayableNetOfIssuanceCost_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ProfitsLoss_lbl0" xml:lang="en-US">The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProfitsLoss" xlink:to="atspu_ProfitsLoss_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PromissoryNote_lbl0" xml:lang="en-US">Promissory Note</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PromissoryNote" xlink:to="atspu_PromissoryNote_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PropertyAndEquipmentAcquiredUnderCapitalLeasesOrDebt_lbl0" xml:lang="en-US">Property and equipment acquired under capital leases or debt.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PropertyAndEquipmentAcquiredUnderCapitalLeasesOrDebt" xlink:to="atspu_PropertyAndEquipmentAcquiredUnderCapitalLeasesOrDebt_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ProposedPublicOfferingPeriod_lbl0" xml:lang="en-US">Proposed public offering period.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProposedPublicOfferingPeriod" xlink:to="atspu_ProposedPublicOfferingPeriod_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PublicSubunitPricePerShare_lbl0" xml:lang="en-US">Public subunit  price per share.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PublicSubunitPricePerShare" xlink:to="atspu_PublicSubunitPricePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PurchasePrice_lbl0" xml:lang="en-US">Purchase Price.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchasePrice" xlink:to="atspu_PurchasePrice_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PurchasePricePerShare_lbl0" xml:lang="en-US">Purchase price per share.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchasePricePerShare" xlink:to="atspu_PurchasePricePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PurchaseSharesOfCommonStock_lbl0" xml:lang="en-US">Purchase shares of common stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchaseSharesOfCommonStock" xlink:to="atspu_PurchaseSharesOfCommonStock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PurchasedAggregateSharesOfPrivateUnits_lbl0" xml:lang="en-US">Purchased aggregate shares of private units.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchasedAggregateSharesOfPrivateUnits" xlink:to="atspu_PurchasedAggregateSharesOfPrivateUnits_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_PurchasesOfPropertyAndEquipment_lbl0" xml:lang="en-US">Purchases of property and equipment.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_PurchasesOfPropertyAndEquipment" xlink:to="atspu_PurchasesOfPropertyAndEquipment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_RecentAccountingPronouncementNotYetAdoptedPolicyTextBlock_lbl0" xml:lang="en-US">Disclosure of accounting policy pertaining to new accounting pronouncements that may impact the entity&apos;s financial reporting. Includes, but is not limited to, quantification of the expected or actual impact.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RecentAccountingPronouncementNotYetAdoptedPolicyTextBlock" xlink:to="atspu_RecentAccountingPronouncementNotYetAdoptedPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_RedeemptionPercent_lbl0" xml:lang="en-US">Percentage of redemption.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RedeemptionPercent" xlink:to="atspu_RedeemptionPercent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_RedemptionOfOutstandingPublicSubunits_lbl0" xml:lang="en-US">Percentage of redemption of outstanding public subunits.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RedemptionOfOutstandingPublicSubunits" xlink:to="atspu_RedemptionOfOutstandingPublicSubunits_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_RelatedToCustomerContractsUnsatisfiedAmount_lbl0" xml:lang="en-US">Amount of Related to customer contracts unsatisfied.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RelatedToCustomerContractsUnsatisfiedAmount" xlink:to="atspu_RelatedToCustomerContractsUnsatisfiedAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ResearchAndDevelopment_lbl0" xml:lang="en-US">Research and development.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ResearchAndDevelopment" xlink:to="atspu_ResearchAndDevelopment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_RetainedEarningAccumulatedDeficit_lbl0" xml:lang="en-US">The cumulative amount of the reporting entity&apos;s undistributed earnings or deficit.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RetainedEarningAccumulatedDeficit" xlink:to="atspu_RetainedEarningAccumulatedDeficit_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_RisksAndUncertaintiesPolicyTextBlock_lbl0" xml:lang="en-US">Risks and Uncertainties Policy Text Block.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_RisksAndUncertaintiesPolicyTextBlock" xlink:to="atspu_RisksAndUncertaintiesPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_STockIssuedDuringPeriodAccretionOfCommonStockToRedemptionValueinterestEarnedOnTrustAccount_lbl0" xml:lang="en-US">Accretion of common stock to redemption value (interest earned on trust account).</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_STockIssuedDuringPeriodAccretionOfCommonStockToRedemptionValueinterestEarnedOnTrustAccount" xlink:to="atspu_STockIssuedDuringPeriodAccretionOfCommonStockToRedemptionValueinterestEarnedOnTrustAccount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_SaleOfAdditionalShares_lbl0" xml:lang="en-US">Sale of additional shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SaleOfAdditionalShares" xlink:to="atspu_SaleOfAdditionalShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_SaleOfOverallotmentShares_lbl0" xml:lang="en-US">Sale of over-allotment, shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SaleOfOverallotmentShares" xlink:to="atspu_SaleOfOverallotmentShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_SaleOfPrivatePlacementShares_lbl0" xml:lang="en-US">Sale of private placement, shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SaleOfPrivatePlacementShares" xlink:to="atspu_SaleOfPrivatePlacementShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueTableTextBlock_lbl0" xml:lang="en-US">Schedule of unamortized debt discount and fair value.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueTableTextBlock" xlink:to="atspu_ScheduleOfUnamortizedDebtDiscountAndFairValueTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_SecretarialServicesFee_lbl0" xml:lang="en-US">Secretarial services fee.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SecretarialServicesFee" xlink:to="atspu_SecretarialServicesFee_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValue_lbl0" xml:lang="en-US">Description of method used to estimate fair value of award under share-based payment arrangement.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValue" xlink:to="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGross_lbl0" xml:lang="en-US">The gross number of share options (or share units) granted during the period.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGross" xlink:to="atspu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantInPeriodGross_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_ShareOfCommonStockSubjectToPossibleRedemption_lbl0" xml:lang="en-US">Common stock, subject to possible redemption.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ShareOfCommonStockSubjectToPossibleRedemption" xlink:to="atspu_ShareOfCommonStockSubjectToPossibleRedemption_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_SharebasedCompensationArrangementBySharebasedPaymentsAwardFairValueAssumptionsRestrictedTermyears_lbl0" xml:lang="en-US">Restricted term of award under share-based payment arrangement, in &apos;PnYnMnDTnHnMnS&apos; format, for example, &apos;P1Y5M13D&apos; represents reported fact of one year, five months, and thirteen days.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharebasedCompensationArrangementBySharebasedPaymentsAwardFairValueAssumptionsRestrictedTermyears" xlink:to="atspu_SharebasedCompensationArrangementBySharebasedPaymentsAwardFairValueAssumptionsRestrictedTermyears_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_SharesAvailableForGrantAuthorized_lbl0" xml:lang="en-US">Shares Available for Grant, Authorized.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharesAvailableForGrantAuthorized" xlink:to="atspu_SharesAvailableForGrantAuthorized_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_SharesAvailableForGrantAwardsForfeitedOrCancelledinDollarsPerShare_lbl0" xml:lang="en-US">Shares available for grant, awards forfeited or cancelled.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharesAvailableForGrantAwardsForfeitedOrCancelledinDollarsPerShare" xlink:to="atspu_SharesAvailableForGrantAwardsForfeitedOrCancelledinDollarsPerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_SharesPrice_lbl0" xml:lang="en-US">Price of a single share of a number of saleable stocks of a company.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_SharesPrice" xlink:to="atspu_SharesPrice_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockBasedCompensation_lbl0" xml:lang="en-US">Stock based compensation.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockBasedCompensation" xlink:to="atspu_StockBasedCompensation_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIncentivePlanSharesReservedForFutureIssuance_lbl0" xml:lang="en-US">Stock incentive plan shares reserved for future issuance.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIncentivePlanSharesReservedForFutureIssuance" xlink:to="atspu_StockIncentivePlanSharesReservedForFutureIssuance_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringInitialClassificationOfWarrantLiability_lbl0" xml:lang="en-US">Initial classification of warrant liability.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringInitialClassificationOfWarrantLiability" xlink:to="atspu_StockIssuedDuringInitialClassificationOfWarrantLiability_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodAccretionOfCommonStocksToRedemptionValue_lbl0" xml:lang="en-US">Accretion of common stock to redemption value.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodAccretionOfCommonStocksToRedemptionValue" xlink:to="atspu_StockIssuedDuringPeriodAccretionOfCommonStocksToRedemptionValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodCommonStockIssuedToInitialStockholders_lbl0" xml:lang="en-US">Common stock issued to initial stockholders.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodCommonStockIssuedToInitialStockholders" xlink:to="atspu_StockIssuedDuringPeriodCommonStockIssuedToInitialStockholders_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStock_lbl0" xml:lang="en-US">Conversion of convertible notes for redeemable convertible series D-3 preferred stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStock" xlink:to="atspu_StockIssuedDuringPeriodConversionOfConvertibleNotesForRedeemableConvertibleSeriesD3PreferredStock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodIssuanceOfD3PreferredStockShares_lbl0" xml:lang="en-US">Number of shares issuance of D-3 preferred stock.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodIssuanceOfD3PreferredStockShares" xlink:to="atspu_StockIssuedDuringPeriodIssuanceOfD3PreferredStockShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodIssuanceOfRepresentativeShares_lbl0" xml:lang="en-US">Number of shares issuance of representative shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodIssuanceOfRepresentativeShares" xlink:to="atspu_StockIssuedDuringPeriodIssuanceOfRepresentativeShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity_lbl1" xml:lang="en-US">Offering costs charged to the stockholders&#8217; equity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity" xlink:to="atspu_StockIssuedDuringPeriodOfferingCostsChargedToTheStockholdersEquity_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodSubsequentMeasurementOfCommonStockSubjectToRedemption_lbl0" xml:lang="en-US">Subsequent measurement of common stock subject to redemption.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodSubsequentMeasurementOfCommonStockSubjectToRedemption" xlink:to="atspu_StockIssuedDuringPeriodSubsequentMeasurementOfCommonStockSubjectToRedemption_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodValueReclassificationOfOfferingCostsRelatedToPublicShares_lbl0" xml:lang="en-US">Reclassification of offering costs related to Public shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodValueReclassificationOfOfferingCostsRelatedToPublicShares" xlink:to="atspu_StockIssuedDuringPeriodValueReclassificationOfOfferingCostsRelatedToPublicShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodValuesStockOptionsExercised_lbl0" xml:lang="en-US">Stock Issued During Period Value Stock Options Exercised.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodValuesStockOptionsExercised" xlink:to="atspu_StockIssuedDuringPeriodValuesStockOptionsExercised_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringPeriodWarrants_lbl0" xml:lang="en-US">Number of series c warrants.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringPeriodWarrants" xlink:to="atspu_StockIssuedDuringPeriodWarrants_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringSaleOfInitialPublicOffering_lbl0" xml:lang="en-US">Sale of 12,000,000 Units through IPO.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfInitialPublicOffering" xlink:to="atspu_StockIssuedDuringSaleOfInitialPublicOffering_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringSaleOfInitialPublicOfferingShares_lbl0" xml:lang="en-US">Sale of  through IPO shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfInitialPublicOfferingShares" xlink:to="atspu_StockIssuedDuringSaleOfInitialPublicOfferingShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringSaleOfOverAllotment_lbl0" xml:lang="en-US">Sale of 1,300,000 Units through over-allotment.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfOverAllotment" xlink:to="atspu_StockIssuedDuringSaleOfOverAllotment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringSaleOfOverAllotmentShares_lbl0" xml:lang="en-US">Sale of through over-allotment shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfOverAllotmentShares" xlink:to="atspu_StockIssuedDuringSaleOfOverAllotmentShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringSaleOfPrivatePlacement_lbl0" xml:lang="en-US">Sale of 416,000 Private Units in private placement.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfPrivatePlacement" xlink:to="atspu_StockIssuedDuringSaleOfPrivatePlacement_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringSaleOfPrivatePlacementShares_lbl0" xml:lang="en-US">Sale of units private placement shares.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringSaleOfPrivatePlacementShares" xlink:to="atspu_StockIssuedDuringSaleOfPrivatePlacementShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_StockIssuedDuringUnderwritingFee_lbl0" xml:lang="en-US">Underwriting fee.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_StockIssuedDuringUnderwritingFee" xlink:to="atspu_StockIssuedDuringUnderwritingFee_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_TotalCashProceeds_lbl0" xml:lang="en-US">Total cash proceeds.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalCashProceeds" xlink:to="atspu_TotalCashProceeds_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_TotalConsideration_lbl0" xml:lang="en-US">The amount of total consideration.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalConsideration" xlink:to="atspu_TotalConsideration_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_TotalGrossProceeds_lbl0" xml:lang="en-US">The amount of total gross proceeds.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalGrossProceeds" xlink:to="atspu_TotalGrossProceeds_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_TotalStockholdersEquity_lbl0" xml:lang="en-US">Total of all stockholders&apos; equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity&apos;s stockholders&apos; equity attributable to the parent excludes the amount of stockholders&apos; equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TotalStockholdersEquity" xlink:to="atspu_TotalStockholdersEquity_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_TrafficMonetization_lbl0" xml:lang="en-US">Traffic Monetization.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TrafficMonetization" xlink:to="atspu_TrafficMonetization_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_TransactionCostsAmounted_lbl0" xml:lang="en-US">Amount of transaction costs amounted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_TransactionCostsAmounted" xlink:to="atspu_TransactionCostsAmounted_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_UnderwritingDiscount_lbl0" xml:lang="en-US">Underwriting discount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnderwritingDiscount" xlink:to="atspu_UnderwritingDiscount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_UnderwritingDiscounts_lbl0" xml:lang="en-US">underwriting discount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnderwritingDiscounts" xlink:to="atspu_UnderwritingDiscounts_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_UnpaidInterest_lbl0" xml:lang="en-US">Amount of cash not paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_UnpaidInterest" xlink:to="atspu_UnpaidInterest_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_WarrantLiability_lbl0" xml:lang="en-US">Warrant liability.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantLiability" xlink:to="atspu_WarrantLiability_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_WarrantsPricePerShare_lbl0" xml:lang="en-US">Warrants price per share.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WarrantsPricePerShare" xlink:to="atspu_WarrantsPricePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_WeightedAverageExercisePricePerShareAuthorized_lbl0" xml:lang="en-US">Weighted Average Exercise Price Per Share, Authorized.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageExercisePricePerShareAuthorized" xlink:to="atspu_WeightedAverageExercisePricePerShareAuthorized_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_WeightedAverageRemainingContractualTermYearsOptionsExercisable_lbl0" xml:lang="en-US">Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in &apos;PnYnMnDTnHnMnS&apos; format, for example, &apos;P1Y5M13D&apos; represents the reported fact of one year, five months, and thirteen days.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageRemainingContractualTermYearsOptionsExercisable" xlink:to="atspu_WeightedAverageRemainingContractualTermYearsOptionsExercisable_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_WeightedAverageRemainingContractualTermYearsOutstanding_lbl0" xml:lang="en-US">Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in &apos;PnYnMnDTnHnMnS&apos; format, for example, &apos;P1Y5M13D&apos; represents the reported fact of one year, five months, and thirteen days.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WeightedAverageRemainingContractualTermYearsOutstanding" xlink:to="atspu_WeightedAverageRemainingContractualTermYearsOutstanding_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_WorkingCapitalDeficit_lbl0" xml:lang="en-US">Amount of working capital deficit.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_WorkingCapitalDeficit" xlink:to="atspu_WorkingCapitalDeficit_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="atspu_consultingFeesPercentage_lbl0" xml:lang="en-US">Consulting fees percentage.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_consultingFeesPercentage" xlink:to="atspu_consultingFeesPercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_MajorityOfRevenue_lbl1" xml:lang="en-US">MajorityOfRevenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_MajorityOfRevenue" xlink:to="atspu_MajorityOfRevenue_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_DebtInstrumentFairValues_lbl1" xml:lang="en-US">DebtInstrumentFairValues</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_DebtInstrumentFairValues" xlink:to="atspu_DebtInstrumentFairValues_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_consultingFeesPercentage_lbl1" xml:lang="en-US">consultingFeesPercentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_consultingFeesPercentage" xlink:to="atspu_consultingFeesPercentage_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="atspu_ProceedsFromNotePayableNetOfIssuanceCost_lbl1" xml:lang="en-US">ProceedsFromNotePayableNetOfIssuanceCost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="atspu_ProceedsFromNotePayableNetOfIssuanceCost" xlink:to="atspu_ProceedsFromNotePayableNetOfIssuanceCost_lbl1"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ComputerEquipmentMember_lbl1" xml:lang="en-US">Computer Equipment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComputerEquipmentMember" xlink:to="us-gaap_ComputerEquipmentMember_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl0" xml:lang="en-US">Additional Paid-in Capital [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherOperatingIncomeExpenseNet_lbl0" xml:lang="en-US">Other Operating Income (Expense), Net</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock_lbl0" xml:lang="en-US">Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl0" xml:lang="en-US">Concentration Risk, Credit Risk, Policy [Policy Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_lbl0" xml:lang="en-US">Share-based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl0" xml:lang="en-US">Common Stock, Shares, Outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherIncomeAbstract_lbl1" xml:lang="en-US">Component of Operating Income [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ExcessStockSharesOutstanding_lbl0" xml:lang="en-US">Excess Stock, Shares Outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExcessStockSharesOutstanding" xlink:to="us-gaap_ExcessStockSharesOutstanding_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl1" xml:lang="en-US">Common Stock, Par or Stated Value Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShortTermDebtPercentageBearingFixedInterestRate_lbl0" xml:lang="en-US">Short-term Debt, Percentage Bearing Fixed Interest Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShortTermDebtPercentageBearingFixedInterestRate" xlink:to="us-gaap_ShortTermDebtPercentageBearingFixedInterestRate_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl0" xml:lang="en-US">Related Party Transaction, Amounts of Transaction</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:to="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl0" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityExTransitionPeriod_lbl0" xml:lang="en-US">Entity Ex Transition Period</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl0" xml:lang="en-US">Significant Accounting Policies [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity_lbl0" xml:lang="en-US">Business Acquisition, Description of Acquired Entity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity" xlink:to="us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts_lbl0" xml:lang="en-US">Partners&apos; Capital Account, Public Sale of Units Net of Offering Costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts" xlink:to="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax" xlink:to="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayableTrade_lbl0" xml:lang="en-US">Increase (Decrease) in Accounts Payable, Trade</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayableTrade" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayableTrade_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtPercentageBearingVariableInterestRate_lbl0" xml:lang="en-US">Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure_lbl0" xml:lang="en-US">Mandatorily Redeemable Preferred Stock, Fair Value Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure" xlink:to="us-gaap_MandatorilyRedeemablePreferredStockFairValueDisclosure_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MarketableSecurities_lbl0" xml:lang="en-US">Marketable Securities</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl0" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl0" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilities_lbl0" xml:lang="en-US">Other Liabilities</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract_lbl0" xml:lang="en-US">Noncash Investing and Financing Items [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:to="us-gaap_NoncashInvestingAndFinancingItemsAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfDebt_lbl0" xml:lang="en-US">Proceeds from Issuance of Debt</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl1" xml:lang="en-US">Common Stocks, Including Additional Paid in Capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStocksIncludingAdditionalPaidInCapital" xlink:to="us-gaap_CommonStocksIncludingAdditionalPaidInCapital_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockRedeemedOrCalledDuringPeriodValue_lbl0" xml:lang="en-US">Stock Redeemed or Called During Period, Value</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl0" xml:lang="en-US">Schedule of Accrued Liabilities [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonUnitIssuanceValue_lbl0" xml:lang="en-US">Common Unit, Issuance Value</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl1" xml:lang="en-US">Property, Plant and Equipment, Net</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl0" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl0" xml:lang="en-US">Restricted Cash and Cash Equivalents, Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_lbl0" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl0" xml:lang="en-US">Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:to="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl1" xml:lang="en-US">Temporary Equity, Carrying Amount, Attributable to Parent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityCarryingAmountAttributableToParent" xlink:to="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl0" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockConvertibleSharesIssuable" xlink:to="us-gaap_PreferredStockConvertibleSharesIssuable_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SeriesBPreferredStockMember_lbl0" xml:lang="en-US">Series B Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesBPreferredStockMember" xlink:to="us-gaap_SeriesBPreferredStockMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl0" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl1" xml:lang="en-US">Shares Issued, Price Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharesIssuedPricePerShare" xlink:to="us-gaap_SharesIssuedPricePerShare_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MarketableSecuritiesNoncurrent_lbl0" xml:lang="en-US">Marketable Securities, Noncurrent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MarketableSecuritiesNoncurrent" xlink:to="us-gaap_MarketableSecuritiesNoncurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsDeferredIncome_lbl0" xml:lang="en-US">Deferred Tax Assets, Deferred Income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsDeferredIncome" xlink:to="us-gaap_DeferredTaxAssetsDeferredIncome_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsAbstract_lbl1" xml:lang="en-US">Assets [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl0" xml:lang="en-US">Operating Lease, Liability, Noncurrent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:to="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl0" xml:lang="en-US">Deferred Tax Assets, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:to="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl0" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LoansPayable_lbl0" xml:lang="en-US">Loans Payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansPayable" xlink:to="us-gaap_LoansPayable_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities_lbl0" xml:lang="en-US">Sale Leaseback Transaction, Gross Proceeds, Financing Activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities" xlink:to="us-gaap_SaleLeasebackTransactionGrossProceedsFinancingActivities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityMaximumMonthendOutstandingAmount_lbl0" xml:lang="en-US">Line of Credit Facility, Maximum Month-end Outstanding Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityMaximumMonthendOutstandingAmount" xlink:to="us-gaap_LineOfCreditFacilityMaximumMonthendOutstandingAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl0" xml:lang="en-US">Debt Instrument, Redemption Price, Percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:to="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_lbl1" xml:lang="en-US">Restricted Cash and Cash Equivalents, Noncurrent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent" xlink:to="us-gaap_RestrictedCashAndCashEquivalentsNoncurrent_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SeriesCPreferredStockMember_lbl0" xml:lang="en-US">Series C Preferred Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeriesCPreferredStockMember" xlink:to="us-gaap_SeriesCPreferredStockMember_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt_lbl0" xml:lang="en-US">Proceeds from (Repayments of) Related Party Debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt" xlink:to="us-gaap_ProceedsFromRepaymentsOfRelatedPartyDebt_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherOwnershipInterestsOfferingCosts_lbl0" xml:lang="en-US">Other Ownership Interests, Offering Costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherOwnershipInterestsOfferingCosts" xlink:to="us-gaap_OtherOwnershipInterestsOfferingCosts_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl0" xml:lang="en-US">Other Nonoperating Income (Expense)</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl0" xml:lang="en-US">Accrued Professional Fees, Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedProfessionalFeesCurrent" xlink:to="us-gaap_AccruedProfessionalFeesCurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherNoncashExpense_lbl0" xml:lang="en-US">Other Noncash Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_lbl0" xml:lang="en-US">Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock" xlink:to="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountNoncurrent_lbl0" xml:lang="en-US">Debt Instrument, Unamortized Discount, Noncurrent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedDiscountNoncurrent" xlink:to="us-gaap_DebtInstrumentUnamortizedDiscountNoncurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtFairValue_lbl0" xml:lang="en-US">Long-term Debt, Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtFairValue" xlink:to="us-gaap_LongTermDebtFairValue_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAmortization_lbl0" xml:lang="en-US">Finance Lease, Right-of-Use Asset, Amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:to="us-gaap_FinanceLeaseRightOfUseAssetAmortization_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsMember_lbl0" xml:lang="en-US">Retained Earnings [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:to="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseRemainingLeaseTerm_lbl0" xml:lang="en-US">Lessee, Operating Lease, Remaining Lease Term</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_MaximumMember_lbl0" xml:lang="en-US">Maximum [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl0" xml:lang="en-US">Stock Issued During Period, Shares, Acquisitions</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl0" xml:lang="en-US">Deferred Income Tax Assets, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxAssetsNet" xlink:to="us-gaap_DeferredIncomeTaxAssetsNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl0" xml:lang="en-US">Preferred Stock, Shares Authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl2" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl2"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseCurrent_lbl0" xml:lang="en-US">Prepaid Expense, Current</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_MinimumMember_lbl0" xml:lang="en-US">Minimum [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtConversionOriginalDebtAmount1_lbl0" xml:lang="en-US">Debt Conversion, Original Debt, Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionOriginalDebtAmount1" xlink:to="us-gaap_DebtConversionOriginalDebtAmount1_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_lbl0" xml:lang="en-US">Share-based Goods and Nonemployee Services Transaction, Valuation Method, Expected Dividend Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate" xlink:to="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionValuationMethodExpectedDividendRate_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConstructionInProgressMember_lbl0" xml:lang="en-US">Construction in Progress [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConstructionInProgressMember" xlink:to="us-gaap_ConstructionInProgressMember_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherCommitment_lbl0" xml:lang="en-US">Other Commitment</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl0" xml:lang="en-US">Stockholders&apos; Equity Attributable to Parent [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquityParOrStatedValuePerShare_lbl0" xml:lang="en-US">Temporary Equity, Par or Stated Value Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityParOrStatedValuePerShare" xlink:to="us-gaap_TemporaryEquityParOrStatedValuePerShare_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl0" xml:lang="en-US">Stockholders&apos; Equity Note Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl0" xml:lang="en-US">Gain (Loss) on Extinguishment of Debt</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_lbl0" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityEmergingGrowthCompany_lbl0" xml:lang="en-US">Entity Emerging Growth Company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtTerm_lbl0" xml:lang="en-US">Long-term Debt, Term</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtTerm" xlink:to="us-gaap_LongTermDebtTerm_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl0" xml:lang="en-US">OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:to="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl0" xml:lang="en-US">Warrants and Rights Outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WarrantsAndRightsOutstanding" xlink:to="us-gaap_WarrantsAndRightsOutstanding_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RegulatoryIncomeTaxesPolicy_lbl0" xml:lang="en-US">Regulatory Income Taxes, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RegulatoryIncomeTaxesPolicy" xlink:to="us-gaap_RegulatoryIncomeTaxesPolicy_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativesReportingOfDerivativeActivity_lbl0" xml:lang="en-US">Derivatives, Reporting of Derivative Activity [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativesReportingOfDerivativeActivity" xlink:to="us-gaap_DerivativesReportingOfDerivativeActivity_lbl0"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteRedeemablePreferredStockIssuePolicy_lbl0" xml:lang="en-US">Stockholders&apos; Equity Note, Redeemable Preferred Stock, Issue, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteRedeemablePreferredStockIssuePolicy" xlink:to="us-gaap_StockholdersEquityNoteRedeemablePreferredStockIssuePolicy_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl0" xml:lang="en-US">Proceeds from Issuance of Common Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl0" xml:lang="en-US">Property, Plant and Equipment Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl0" xml:lang="en-US">Derivative Instruments and Hedging Activities Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:to="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock_lbl0" xml:lang="en-US">Other Income and Other Expense Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock" xlink:to="us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl0" xml:lang="en-US">Net Income (Loss) Available to Common Stockholders, Basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl0" xml:lang="en-US">Deferred State and Local Income Tax Expense (Benefit)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl0" xml:lang="en-US">Stock Issued During Period, Shares, Conversion of Convertible Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:to="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockDividendRatePerDollarAmount_lbl0" xml:lang="en-US">Preferred Stock, Dividend Rate, Per-Dollar-Amount</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockLiquidationPreference_lbl0" xml:lang="en-US">Preferred Stock, Liquidation Preference Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockLiquidationPreference" xlink:to="us-gaap_PreferredStockLiquidationPreference_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl0" xml:lang="en-US">Fair Value Measurement, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementPolicyPolicyTextBlock" xlink:to="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl0" xml:lang="en-US">Lease, Cost [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="srt_RestatementAdjustmentMember_lbl0" xml:lang="en-US">Revision of Prior Period, Adjustment [Member]</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalLeaseObligationsCurrent_lbl0" xml:lang="en-US">Capital Lease Obligations, Current</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalLeaseObligationsCurrent" xlink:to="us-gaap_CapitalLeaseObligationsCurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl0" xml:lang="en-US">Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:to="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl0" xml:lang="en-US">Share-based Payment Arrangement, Option, Activity [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl0" xml:lang="en-US">Property, Plant and Equipment, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireInvestments_lbl0" xml:lang="en-US">Payments to Acquire Investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireInvestments" xlink:to="us-gaap_PaymentsToAcquireInvestments_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl0" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Five Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueConcentrationOfRiskTextBlock_lbl0" xml:lang="en-US">Fair Value, Concentration of Risk [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueConcentrationOfRiskTextBlock" xlink:to="us-gaap_FairValueConcentrationOfRiskTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ServicingAssetAtFairValueOtherChangesInFairValue_lbl0" xml:lang="en-US">Servicing Asset at Fair Value, Other Changes in Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ServicingAssetAtFairValueOtherChangesInFairValue" xlink:to="us-gaap_ServicingAssetAtFairValueOtherChangesInFairValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl0" xml:lang="en-US">Net Income (Loss) Attributable to Noncontrolling Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:to="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited_lbl0" xml:lang="en-US">Shares Issued, Value, Share-based Payment Arrangement, Forfeited</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl0" xml:lang="en-US">Debt Instrument, Convertible, Conversion Price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleConversionPrice1" xlink:to="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium_lbl0" xml:lang="en-US">Amortization of Debt Discount (Premium)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfDebtDiscountPremium" xlink:to="us-gaap_AmortizationOfDebtDiscountPremium_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl1" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueInputsLevel3Member" xlink:to="us-gaap_FairValueInputsLevel3Member_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInDeferredRevenue_lbl0" xml:lang="en-US">Increase (Decrease) in Deferred Revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:to="us-gaap_IncreaseDecreaseInDeferredRevenue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl0" xml:lang="en-US">Increase (Decrease) in Accounts Receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConversionOfStockSharesIssued1_lbl0" xml:lang="en-US">Conversion of Stock, Shares Issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConversionOfStockSharesIssued1" xlink:to="us-gaap_ConversionOfStockSharesIssued1_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl0" xml:lang="en-US">Operating Leases, Future Minimum Payments Due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentRedemptionDescription_lbl0" xml:lang="en-US">Debt Instrument, Redemption, Description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionDescription" xlink:to="us-gaap_DebtInstrumentRedemptionDescription_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl0" xml:lang="en-US">Deferred Tax Assets, Valuation Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl0" xml:lang="en-US">Property, Plant and Equipment, Useful Life</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:to="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AverageTermOfCreditRiskDerivatives1_lbl0" xml:lang="en-US">Average Term of Credit Risk Derivatives</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AverageTermOfCreditRiskDerivatives1" xlink:to="us-gaap_AverageTermOfCreditRiskDerivatives1_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_lbl0" xml:lang="en-US">Deferred Tax Liabilities, Gross</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxLiabilities" xlink:to="us-gaap_DeferredIncomeTaxLiabilities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativesPolicyTextBlock_lbl0" xml:lang="en-US">Derivatives, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativesPolicyTextBlock" xlink:to="us-gaap_DerivativesPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl0" xml:lang="en-US">Research and Development Expense, Policy [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:to="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SalesTypeLeaseUnguaranteedResidualAsset_lbl0" xml:lang="en-US">Sales-type Lease, Unguaranteed Residual Asset</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SalesTypeLeaseUnguaranteedResidualAsset" xlink:to="us-gaap_SalesTypeLeaseUnguaranteedResidualAsset_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl1" xml:lang="en-US">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl0" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredRevenue_lbl0" xml:lang="en-US">Deferred Revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenue" xlink:to="us-gaap_DeferredRevenue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFilerCategory_lbl0" xml:lang="en-US">Entity Filer Category</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_lbl1" xml:lang="en-US">Proceeds from Issuance of Preferred Stock and Preference Stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock" xlink:to="us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl0" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl0" xml:lang="en-US">Deferred Tax Assets, Operating Loss Carryforwards</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:to="us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl0" xml:lang="en-US">Property, Plant and Equipment [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtCurrent_lbl0" xml:lang="en-US">Long-term Debt, Current Maturities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtCurrent" xlink:to="us-gaap_LongTermDebtCurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensation_lbl0" xml:lang="en-US">Share-based Payment Arrangement, Noncash Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense_lbl0" xml:lang="en-US">Unamortized Debt Issuance Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl0" xml:lang="en-US">Entity Registrant Name</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl0" xml:lang="en-US">AOCI Attributable to Parent [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl0" xml:lang="en-US">Entity Central Index Key</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValueIncludingDiscontinuedOperations_lbl0" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value, Including Discontinued Operations</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl0" xml:lang="en-US">Related Party Transactions Disclosure [Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl0" xml:lang="en-US">Share-based Payment Arrangement [Policy Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentCompanyInvestmentIncomeLossRatio_lbl0" xml:lang="en-US">Investment Company, Investment Income (Loss) Ratio</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock_lbl0" xml:lang="en-US">Revenue from Contract with Customer [Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl0" xml:lang="en-US">Operating Lease, Right-of-Use Asset, Amortization Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInPrepaidExpensesOther_lbl0" xml:lang="en-US">Increase (Decrease) in Prepaid Expenses, Other</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CapitalizationOfDeferredPolicyAcquisitionCostsPolicy_lbl0" xml:lang="en-US">Deferred Policy Acquisition Costs, Policy [Policy Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LeaseholdImprovementsMember_lbl0" xml:lang="en-US">Leasehold Improvements [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense_lbl0" xml:lang="en-US">Income Tax Examination, Penalties and Interest Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidRent_lbl0" xml:lang="en-US">Prepaid Rent</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasicAndDiluted_lbl1" xml:lang="en-US">Earnings Per Share, Basic and Diluted</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfPublicUtilityPropertyPlantAndEquipmentTextBlock_lbl0" xml:lang="en-US">Public Utility Property, Plant, and Equipment [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl0" xml:lang="en-US">Research and Development Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_lbl0" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Three Years</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl0" xml:lang="en-US">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl1" xml:lang="en-US">Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl0" xml:lang="en-US">Lessee, Operating Leases [Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock_lbl0" xml:lang="en-US">Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SeriesDPreferredStockMember_lbl0" xml:lang="en-US">Series D Preferred Stock [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential_lbl0" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_lbl0" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Two Years</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl1" xml:lang="en-US">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfRevenue_lbl0" xml:lang="en-US">Cost of Revenue</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl0" xml:lang="en-US">Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentFairValue_lbl0" xml:lang="en-US">Debt Instrument, Fair Value Disclosure</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFairValue" xlink:to="us-gaap_DebtInstrumentFairValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ExtinguishmentOfDebtAmount_lbl0" xml:lang="en-US">Extinguishment of Debt, Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExtinguishmentOfDebtAmount" xlink:to="us-gaap_ExtinguishmentOfDebtAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_lbl0" xml:lang="en-US">Increase (Decrease) in Other Noncurrent Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets" xlink:to="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueOptionChangesInFairValueGainLoss1_lbl0" xml:lang="en-US">Fair Value, Option, Changes in Fair Value, Gain (Loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOptionChangesInFairValueGainLoss1" xlink:to="us-gaap_FairValueOptionChangesInFairValueGainLoss1_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl0" xml:lang="en-US">Proceeds from Issuance of Private Placement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl0" xml:lang="en-US">Common Stock, Shares, Issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_lbl0" xml:lang="en-US">Deferred Tax Liabilities, Property, Plant and Equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:to="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeLiabilities_lbl4" xml:lang="en-US">Derivative Liability</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl0" xml:lang="en-US">Lessee, Operating Lease, Liability, Maturity [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:to="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsCurrent_lbl0" xml:lang="en-US">Assets, Current</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl0" xml:lang="en-US">Proceeds from Debt, Net of Issuance Costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:to="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesCurrent_lbl0" xml:lang="en-US">Liabilities, Current</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesAndLoansPayable_lbl0" xml:lang="en-US">Notes and Loans Payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesAndLoansPayable" xlink:to="us-gaap_NotesAndLoansPayable_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation_lbl0" xml:lang="en-US">Weighted Average Number of Shares, Common Stock Subject to Repurchase or Cancellation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation" xlink:to="us-gaap_WeightedAverageNumberOfSharesCommonStockSubjectToRepurchaseOrCancellation_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_lbl0" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsResearch_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestIncomeOther_lbl0" xml:lang="en-US">Interest Income, Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestIncomeOther" xlink:to="us-gaap_InterestIncomeOther_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl0" xml:lang="en-US">Debt Instrument, Face Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFaceAmount" xlink:to="us-gaap_DebtInstrumentFaceAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInDueToRelatedParties_lbl0" xml:lang="en-US">Increase (Decrease) in Due to Related Parties</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInDueToRelatedParties" xlink:to="us-gaap_IncreaseDecreaseInDueToRelatedParties_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProfessionalAndContractServicesExpense_lbl0" xml:lang="en-US">Professional and Contract Services Expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfessionalAndContractServicesExpense" xlink:to="us-gaap_ProfessionalAndContractServicesExpense_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl0" xml:lang="en-US">General and Administrative Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_lbl0" xml:lang="en-US">Repayment of Long-term Debt, Long-term Lease Obligation, and Capital Security</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:to="us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ServicingLiabilityAtFairValueOtherChangesInFairValue_lbl0" xml:lang="en-US">Servicing Liability at Fair Value, Other Changes in Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ServicingLiabilityAtFairValueOtherChangesInFairValue" xlink:to="us-gaap_ServicingLiabilityAtFairValueOtherChangesInFairValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock_lbl0" xml:lang="en-US">Schedule of Common Stock Outstanding Roll Forward [Table Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl0" xml:lang="en-US">Liabilities and Equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionDescriptionOfTransaction_lbl0" xml:lang="en-US">Related Party Transaction, Description of Transaction</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtMaturityDate_lbl0" xml:lang="en-US">Long-term Debt, Maturity Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturityDate" xlink:to="us-gaap_LongTermDebtMaturityDate_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForProceedsFromShortTermInvestments_lbl0" xml:lang="en-US">Payments for (Proceeds from) Short-term Investments</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockConversionBasis_lbl0" xml:lang="en-US">Preferred Stock, Conversion Basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockConversionBasis" xlink:to="us-gaap_PreferredStockConversionBasis_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentOtherTypesMember_lbl0" xml:lang="en-US">Property, Plant and Equipment, Other Types [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentOtherTypesMember" xlink:to="us-gaap_PropertyPlantAndEquipmentOtherTypesMember_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOther" xlink:to="us-gaap_DeferredTaxAssetsOther_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetAcquisitionPriceOfAcquisitionExpected_lbl0" xml:lang="en-US">Asset Acquisition, Price of Acquisition, Expected</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtSecuritiesCurrent_lbl0" xml:lang="en-US">Debt Securities, Current</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl0" xml:lang="en-US">Lessee, Leases [Policy Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LesseeLeasesPolicyTextBlock" xlink:to="us-gaap_LesseeLeasesPolicyTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpenseDebt_lbl0" xml:lang="en-US">Interest Expense, Debt</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl0" xml:lang="en-US">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseExpense_lbl0" xml:lang="en-US">Operating Lease, Expense</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl0" xml:lang="en-US">Commitments and Contingencies Disclosure [Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TemporaryEquitySharesIssued_lbl0" xml:lang="en-US">Temporary Equity, Shares Issued</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TransferOfInvestments_lbl0" xml:lang="en-US">Transfer from Investments</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentDescription_lbl0" xml:lang="en-US">Amendment Description</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl2"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl0" xml:lang="en-US">Operating Lease, Right-of-Use Asset</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeaseRightOfUseAsset" xlink:to="us-gaap_OperatingLeaseRightOfUseAsset_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueNotFromContractWithCustomer_lbl0" xml:lang="en-US">Revenue Not from Contract with Customer</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SeriesOfIndividuallyImmaterialAssetAcquisitionsMember_lbl0" xml:lang="en-US">Series of Individually Immaterial Asset Acquisitions [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockDescriptionOfTransaction_lbl1" xml:lang="en-US">Sale of Stock, Description of Transaction</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockDescriptionOfTransaction" xlink:to="us-gaap_SaleOfStockDescriptionOfTransaction_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockValue_lbl0" xml:lang="en-US">Preferred Stock, Value, Issued</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredOfferingCosts_lbl0" xml:lang="en-US">Deferred Offering Costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredOfferingCosts" xlink:to="us-gaap_DeferredOfferingCosts_lbl0"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLongTermDebtNoncurrent" xlink:to="us-gaap_OtherLongTermDebtNoncurrent_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal_lbl0" xml:lang="en-US">Debt Instrument, Convertible, If-converted Value in Excess of Principal</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal" xlink:to="us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLoss_lbl0" xml:lang="en-US">Net Income (Loss) Attributable to Parent</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepositLiabilitiesAccruedInterest_lbl0" xml:lang="en-US">Deposit Liabilities, Accrued Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositLiabilitiesAccruedInterest" xlink:to="us-gaap_DepositLiabilitiesAccruedInterest_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntitySmallBusiness_lbl0" xml:lang="en-US">Entity Small Business</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityCommitmentFeeAmount_lbl0" xml:lang="en-US">Line of Credit Facility, Commitment Fee Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityCommitmentFeeAmount" xlink:to="us-gaap_LineOfCreditFacilityCommitmentFeeAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtTextBlock_lbl0" xml:lang="en-US">Long-term Debt [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtTextBlock" xlink:to="us-gaap_LongTermDebtTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleLongTermNotesPayable_lbl0" xml:lang="en-US">Convertible Notes Payable, Noncurrent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleLongTermNotesPayable" xlink:to="us-gaap_ConvertibleLongTermNotesPayable_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_lbl0" xml:lang="en-US">Property, Plant and Equipment, Salvage Value, Percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage" xlink:to="us-gaap_PropertyPlantAndEquipmentSalvageValuePercentage_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl1" xml:lang="en-US">Liabilities and Equity [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockDividendsShares_lbl0" xml:lang="en-US">Common Stock Dividends, Shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockDividendsShares" xlink:to="us-gaap_CommonStockDividendsShares_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="country_JP_lbl0" xml:lang="en-US">JAPAN</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_JP" xlink:to="country_JP_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharePrice_lbl0" xml:lang="en-US">Share Price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharePrice" xlink:to="us-gaap_SharePrice_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl0" xml:lang="en-US">Cash Equivalents, at Carrying Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashEquivalentsAtCarryingValue_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepreciationAmortizationAndAccretionNet_lbl0" xml:lang="en-US">Depreciation, Amortization and Accretion, Net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepreciationAmortizationAndAccretionNet" xlink:to="us-gaap_DepreciationAmortizationAndAccretionNet_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl0" xml:lang="en-US">Revenue from Contract with Customer, Excluding Assessed Tax</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:to="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount_lbl0" xml:lang="en-US">Redeemable Noncontrolling Interest, Equity, Preferred, Carrying Amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount" xlink:to="us-gaap_RedeemableNoncontrollingInterestEquityPreferredCarryingAmount_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl0" xml:lang="en-US">Related Party Transaction, Expenses from Transactions with Related Party</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:to="us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl0" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Four Years</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredRevenuePeriodIncreaseDecrease_lbl0" xml:lang="en-US">Deferred Revenue, Period Increase (Decrease)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenuePeriodIncreaseDecrease" xlink:to="us-gaap_DeferredRevenuePeriodIncreaseDecrease_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueNetAssetLiability_lbl2" xml:lang="en-US">Fair Value, Net Asset (Liability)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueNetAssetLiability" xlink:to="us-gaap_FairValueNetAssetLiability_lbl2"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl0" xml:lang="en-US">Income Tax Disclosure [Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="us-gaap_IncomeTaxDisclosureTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl0" xml:lang="en-US">Proceeds from Issuance Initial Public Offering</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl0" xml:lang="en-US">Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:to="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl0"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="country_KR_lbl0" xml:lang="en-US">KOREA, REPUBLIC OF</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ResearchAndDevelopmentInProcess_lbl0" xml:lang="en-US">Research and Development in Process</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAccumulatedAmortization_lbl0" xml:lang="en-US">Finance Lease, Right-of-Use Asset, Accumulated Amortization</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueIssuedForServices_lbl1" xml:lang="en-US">Stock Issued During Period, Value, Issued for Services</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl0" xml:lang="en-US">Nonoperating Income (Expense)</label>
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