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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_ProfitLossFromContinuingOperations" xlink:label="ProfitLossFromContinuingOperations" xlink:title="ProfitLossFromContinuingOperations"/>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:label="PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:title="PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities"/>
    <link:label xlink:type="resource" xlink:label="label_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xml:lang="en" id="label_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities">Purchase of intangible assets, classified as investing activities</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" xlink:label="PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" xlink:title="PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities"/>
    <link:label xlink:type="resource" xlink:label="label_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" xml:lang="en" id="label_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities">Purchase of other long-term assets</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:label="PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:title="PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities"/>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:label="RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:title="RepaymentsOfBorrowingsClassifiedAsFinancingActivities"/>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PurchaseOfTreasuryShares" xlink:label="PurchaseOfTreasuryShares" xlink:title="PurchaseOfTreasuryShares"/>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PaymentsForShareIssueCosts" xlink:label="PaymentsForShareIssueCosts" xlink:title="PaymentsForShareIssueCosts"/>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_MiscellaneousOtherOperatingExpense" xlink:label="MiscellaneousOtherOperatingExpense" xlink:title="MiscellaneousOtherOperatingExpense"/>
    <link:label xlink:type="resource" xlink:label="label_MiscellaneousOtherOperatingExpense" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_MiscellaneousOtherOperatingExpense" xml:lang="en" id="label_MiscellaneousOtherOperatingExpense">Miscellaneous other operating expense</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherFinanceCost" xlink:label="OtherFinanceCost" xlink:title="OtherFinanceCost"/>
    <link:label xlink:type="resource" xlink:label="label_OtherFinanceCost" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_OtherFinanceCost" xml:lang="en" id="label_OtherFinanceCost">Other finance cost</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CashPaymentsForFutureContractsForwardContractsOptionContractsAndSwapContractsClassifiedAsInvestingActivities" xlink:label="CashPaymentsForFutureContractsForwardContractsOptionContractsAndSwapContractsClassifiedAsInvestingActivities" xlink:title="CashPaymentsForFutureContractsForwardContractsOptionContractsAndSwapContractsClassifiedAsInvestingActivities"/>
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    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_RelacionesContractuales" xlink:label="RelacionesContractuales_2" xlink:title="RelacionesContractuales"/>
    <link:label xlink:type="resource" xlink:label="label_RelacionesContractuales_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelacionesContractuales" xml:lang="en" id="label_RelacionesContractuales_2">Contractual relationships</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelacionesContractuales_2" xlink:to="label_RelacionesContractuales_2" xlink:title="label: RelacionesContractuales to label_RelacionesContractuales"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_EquiposDeProcesoDeDatos" xlink:label="EquiposDeProcesoDeDatos_2" xlink:title="EquiposDeProcesoDeDatos"/>
    <link:label xlink:type="resource" xlink:label="label_EquiposDeProcesoDeDatos_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquiposDeProcesoDeDatos" xml:lang="en" id="label_EquiposDeProcesoDeDatos_2">Communication and network equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquiposDeProcesoDeDatos_2" xlink:to="label_EquiposDeProcesoDeDatos_2" xlink:title="label: EquiposDeProcesoDeDatos to label_EquiposDeProcesoDeDatos"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_GastoFinancieroNeto" xlink:label="GastoFinancieroNeto" xlink:title="GastoFinancieroNeto"/>
    <link:label xlink:type="resource" xlink:label="label_GastoFinancieroNeto_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GastoFinancieroNeto" xml:lang="en" id="label_GastoFinancieroNeto_2">Financial expense, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GastoFinancieroNeto" xlink:to="label_GastoFinancieroNeto_2" xlink:title="label: GastoFinancieroNeto to label_GastoFinancieroNeto"/>
    <link:label xlink:type="resource" xlink:label="label_GastoFinancieroNeto" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_GastoFinancieroNeto" xml:lang="en" id="label_GastoFinancieroNeto">Financial expense, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GastoFinancieroNeto" xlink:to="label_GastoFinancieroNeto" xlink:title="label: GastoFinancieroNeto to label_GastoFinancieroNeto"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos" xlink:label="BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos" xlink:title="BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos"/>
    <link:label xlink:type="resource" xlink:label="label_BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos" xml:lang="en" id="label_BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos">Operating Income Adjusted Before Changes In Working Capital And Taxes Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos" xlink:to="label_BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos" xlink:title="label: BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos to label_BeneficioDeLaExplotacionAntesDeCambiosEnElCapitalCirculanteYPagoDeImpuestos"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember" xlink:label="GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember" xlink:title="GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember"/>
    <link:label xlink:type="resource" xlink:label="label_GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember" xml:lang="en" id="label_GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember">Profit (loss), attributable to owners of parent [Member] </link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember" xlink:to="label_GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember" xlink:title="label: GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember to label_GananciaPerdidaAtribuibleALosPropietariosDeLaDominanteMember"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_OtrosCambiosEnElPatrimonio" xlink:label="OtrosCambiosEnElPatrimonio" xlink:title="OtrosCambiosEnElPatrimonio"/>
    <link:label xlink:type="resource" xlink:label="label_OtrosCambiosEnElPatrimonio" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtrosCambiosEnElPatrimonio" xml:lang="en" id="label_OtrosCambiosEnElPatrimonio">Other changes in equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtrosCambiosEnElPatrimonio" xlink:to="label_OtrosCambiosEnElPatrimonio" xlink:title="label: OtrosCambiosEnElPatrimonio to label_OtrosCambiosEnElPatrimonio"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_ReservasYResultadosAcumulados" xlink:label="ReservasYResultadosAcumulados" xlink:title="ReservasYResultadosAcumulados"/>
    <link:label xlink:type="resource" xlink:label="label_ReservasYResultadosAcumulados" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReservasYResultadosAcumulados" xml:lang="en" id="label_ReservasYResultadosAcumulados">Retained earnings and reserves</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReservasYResultadosAcumulados" xlink:to="label_ReservasYResultadosAcumulados" xlink:title="label: ReservasYResultadosAcumulados to label_ReservasYResultadosAcumulados"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_EfectivoYEquivalentesAlEfectivoNeto" xlink:label="EfectivoYEquivalentesAlEfectivoNeto" xlink:title="EfectivoYEquivalentesAlEfectivoNeto"/>
    <link:label xlink:type="resource" xlink:label="label_EfectivoYEquivalentesAlEfectivoNeto" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EfectivoYEquivalentesAlEfectivoNeto" xml:lang="en" id="label_EfectivoYEquivalentesAlEfectivoNeto">Cash and cash equivalents net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EfectivoYEquivalentesAlEfectivoNeto" xlink:to="label_EfectivoYEquivalentesAlEfectivoNeto" xlink:title="label: EfectivoYEquivalentesAlEfectivoNeto to label_EfectivoYEquivalentesAlEfectivoNeto"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_EfectivoYEquivalentesAlEfectivoNeto" xlink:label="CashAndCashEquivalentsNet_3" xlink:title="CashAndCashEquivalentsNet"/>
    <link:label xlink:type="resource" xlink:label="label_EfectivoYEquivalentesAlEfectivoNeto_4" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_EfectivoYEquivalentesAlEfectivoNeto" xml:lang="en" id="label_EfectivoYEquivalentesAlEfectivoNeto_4">Cash and cash equivalents net at beginning of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsNet_3" xlink:to="label_EfectivoYEquivalentesAlEfectivoNeto_4" xlink:title="label: EfectivoYEquivalentesAlEfectivoNeto to label_EfectivoYEquivalentesAlEfectivoNeto"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_EfectivoYEquivalentesAlEfectivoNeto" xlink:label="EfectivoYEquivalentesAlEfectivoNeto_2" xlink:title="EfectivoYEquivalentesAlEfectivoNeto"/>
    <link:label xlink:type="resource" xlink:label="label_EfectivoYEquivalentesAlEfectivoNeto_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_EfectivoYEquivalentesAlEfectivoNeto" xml:lang="en" id="label_EfectivoYEquivalentesAlEfectivoNeto_2">Cash and cash equivalents net at end of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EfectivoYEquivalentesAlEfectivoNeto_2" xlink:to="label_EfectivoYEquivalentesAlEfectivoNeto_2" xlink:title="label: EfectivoYEquivalentesAlEfectivoNeto to label_EfectivoYEquivalentesAlEfectivoNeto"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_PasivosRelacionadosConActivosMantenidosParaLaVenta" xlink:label="PasivosRelacionadosConActivosMantenidosParaLaVenta" xlink:title="PasivosRelacionadosConActivosMantenidosParaLaVenta"/>
    <link:label xlink:type="resource" xlink:label="label_PasivosRelacionadosConActivosMantenidosParaLaVenta" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PasivosRelacionadosConActivosMantenidosParaLaVenta" xml:lang="en" id="label_PasivosRelacionadosConActivosMantenidosParaLaVenta">Liablities directly associated with assets held for sale</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PasivosRelacionadosConActivosMantenidosParaLaVenta" xlink:to="label_PasivosRelacionadosConActivosMantenidosParaLaVenta" xlink:title="label: PasivosRelacionadosConActivosMantenidosParaLaVenta to label_PasivosRelacionadosConActivosMantenidosParaLaVenta"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_TesoreriaObtenidaDeContratosDeDerivados" xlink:label="TesoreriaObtenidaDeContratosDeDerivados" xlink:title="TesoreriaObtenidaDeContratosDeDerivados"/>
    <link:label xlink:type="resource" xlink:label="label_TesoreriaObtenidaDeContratosDeDerivados" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TesoreriaObtenidaDeContratosDeDerivados" xml:lang="en" id="label_TesoreriaObtenidaDeContratosDeDerivados">Cash proceeds collected from derivative agreements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TesoreriaObtenidaDeContratosDeDerivados" xlink:to="label_TesoreriaObtenidaDeContratosDeDerivados" xlink:title="label: TesoreriaObtenidaDeContratosDeDerivados to label_TesoreriaObtenidaDeContratosDeDerivados"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja" xlink:label="TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja" xlink:title="TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja"/>
    <link:label xlink:type="resource" xlink:label="label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja" xml:lang="en" id="label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja">Cash flows used in investing and cash management activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja" xlink:to="label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja" xlink:title="label: TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja to label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja" xlink:label="TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja_2" xlink:title="TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja"/>
    <link:label xlink:type="resource" xlink:label="label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja" xml:lang="en" id="label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja_2">Cash flows used in investing and cash management activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja_2" xlink:to="label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja_2" xlink:title="label: TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja to label_TesoreriaNetaAplicadaEnActividadesDeInversionYGestionDeCaja"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_InversionesRealizadasParaActividadesDeGestionDeCaja" xlink:label="InversionesRealizadasParaActividadesDeGestionDeCaja" xlink:title="InversionesRealizadasParaActividadesDeGestionDeCaja"/>
    <link:label xlink:type="resource" xlink:label="label_InversionesRealizadasParaActividadesDeGestionDeCaja" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InversionesRealizadasParaActividadesDeGestionDeCaja" xml:lang="en" id="label_InversionesRealizadasParaActividadesDeGestionDeCaja">Investments for cash management activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InversionesRealizadasParaActividadesDeGestionDeCaja" xlink:to="label_InversionesRealizadasParaActividadesDeGestionDeCaja" xlink:title="label: InversionesRealizadasParaActividadesDeGestionDeCaja to label_InversionesRealizadasParaActividadesDeGestionDeCaja"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_LiquidezTotalDisponible" xlink:label="LiquidezTotalDisponible" xlink:title="LiquidezTotalDisponible"/>
    <link:label xlink:type="resource" xlink:label="label_LiquidezTotalDisponible" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiquidezTotalDisponible" xml:lang="en" id="label_LiquidezTotalDisponible">Total available liquidity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiquidezTotalDisponible" xlink:to="label_LiquidezTotalDisponible" xlink:title="label: LiquidezTotalDisponible to label_LiquidezTotalDisponible"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_LiquidezTotalDisponible" xlink:label="LiquidezTotalDisponible_2" xlink:title="LiquidezTotalDisponible"/>
    <link:label xlink:type="resource" xlink:label="label_LiquidezTotalDisponible_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LiquidezTotalDisponible" xml:lang="en" id="label_LiquidezTotalDisponible_2">Total available liquidity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiquidezTotalDisponible_2" xlink:to="label_LiquidezTotalDisponible_2" xlink:title="label: LiquidezTotalDisponible to label_LiquidezTotalDisponible"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_ActivosMantenidosParaLaVenta" xlink:label="ActivosMantenidosParaLaVenta" xlink:title="ActivosMantenidosParaLaVenta"/>
    <link:label xlink:type="resource" xlink:label="label_ActivosMantenidosParaLaVenta" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ActivosMantenidosParaLaVenta" xml:lang="en" id="label_ActivosMantenidosParaLaVenta">Assets held for sale</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ActivosMantenidosParaLaVenta" xlink:to="label_ActivosMantenidosParaLaVenta" xlink:title="label: ActivosMantenidosParaLaVenta to label_ActivosMantenidosParaLaVenta"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_PrestamosATerceros" xlink:label="PrestamosATerceros" xlink:title="PrestamosATerceros"/>
    <link:label xlink:type="resource" xlink:label="label_PrestamosATerceros" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PrestamosATerceros" xml:lang="en" id="label_PrestamosATerceros">Loans to third parties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrestamosATerceros" xlink:to="label_PrestamosATerceros" xlink:title="label: PrestamosATerceros to label_PrestamosATerceros"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_GananciasPerdidasAcumuladasNoRealizadas" xlink:label="GananciasPerdidasAcumuladasNoRealizadas" xlink:title="GananciasPerdidasAcumuladasNoRealizadas"/>
    <link:label xlink:type="resource" xlink:label="label_GananciasPerdidasAcumuladasNoRealizadas" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GananciasPerdidasAcumuladasNoRealizadas" xml:lang="en" id="label_GananciasPerdidasAcumuladasNoRealizadas">Unrealized gains / (losses) reserve</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GananciasPerdidasAcumuladasNoRealizadas" xlink:to="label_GananciasPerdidasAcumuladasNoRealizadas" xlink:title="label: GananciasPerdidasAcumuladasNoRealizadas to label_GananciasPerdidasAcumuladasNoRealizadas"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_DepreciacionYAmortizacion" xlink:label="DepreciacionYAmortizacion" xlink:title="DepreciacionYAmortizacion"/>
    <link:label xlink:type="resource" xlink:label="label_DepreciacionYAmortizacion" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepreciacionYAmortizacion" xml:lang="en" id="label_DepreciacionYAmortizacion">Depreciation and amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciacionYAmortizacion" xlink:to="label_DepreciacionYAmortizacion" xlink:title="label: DepreciacionYAmortizacion to label_DepreciacionYAmortizacion"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_VentaDeAccionesPropias" xlink:label="VentaDeAccionesPropias" xlink:title="VentaDeAccionesPropias"/>
    <link:label xlink:type="resource" xlink:label="label_VentaDeAccionesPropias" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_VentaDeAccionesPropias" xml:lang="en" id="label_VentaDeAccionesPropias">Treasury shares disposal </link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VentaDeAccionesPropias" xlink:to="label_VentaDeAccionesPropias" xlink:title="label: VentaDeAccionesPropias to label_VentaDeAccionesPropias"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_RetiroDeParticipacionesNoDominantes" xlink:label="RetiroDeParticipacionesNoDominantes" xlink:title="RetiroDeParticipacionesNoDominantes"/>
    <link:label xlink:type="resource" xlink:label="label_RetiroDeParticipacionesNoDominantes" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RetiroDeParticipacionesNoDominantes" xml:lang="en" id="label_RetiroDeParticipacionesNoDominantes">De-recognition of non-controlling interests</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetiroDeParticipacionesNoDominantes" xlink:to="label_RetiroDeParticipacionesNoDominantes" xlink:title="label: RetiroDeParticipacionesNoDominantes to label_RetiroDeParticipacionesNoDominantes"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_LineaDeCreditoNoDispuesta" xlink:label="LineaDeCreditoNoDispuesta" xlink:title="LineaDeCreditoNoDispuesta"/>
    <link:label xlink:type="resource" xlink:label="label_LineaDeCreditoNoDispuesta" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LineaDeCreditoNoDispuesta" xml:lang="en" id="label_LineaDeCreditoNoDispuesta">Unused revolving credit facility</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LineaDeCreditoNoDispuesta" xlink:to="label_LineaDeCreditoNoDispuesta" xlink:title="label: LineaDeCreditoNoDispuesta to label_LineaDeCreditoNoDispuesta"/>
    <link:loc xlink:type="locator" xlink:href="ams-2021-12-31.xsd#ams_PagosDeAcuerdosDeConfirming" xlink:label="PagosDeAcuerdosDeConfirming" xlink:title="PagosDeAcuerdosDeConfirming"/>
    <link:label xlink:type="resource" xlink:label="label_PagosDeAcuerdosDeConfirming" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PagosDeAcuerdosDeConfirming" xml:lang="en" id="label_PagosDeAcuerdosDeConfirming">Payments of reverse factoring agreements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PagosDeAcuerdosDeConfirming" xlink:to="label_PagosDeAcuerdosDeConfirming" xlink:title="label: PagosDeAcuerdosDeConfirming to label_PagosDeAcuerdosDeConfirming"/>
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