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    <link:loc xlink:type="locator" xlink:href="8156008F25C4B0E7C860-2021-12-31.xsd#AVIO_ContractWorkInProgressOfWhichRelatedParties" xlink:label="loc_AVIO_ContractWorkInProgressOfWhichRelatedParties" />
    <link:label xlink:type="resource" xlink:label="label_AVIO_ContractWorkInProgressOfWhichRelatedParties" xml:lang="en" xlink:role="http://www.xbrl.org/2003/role/label">Contract work in progress of which related parties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_AVIO_ContractWorkInProgressOfWhichRelatedParties" xlink:to="label_AVIO_ContractWorkInProgressOfWhichRelatedParties" />
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    <link:label xlink:type="resource" xlink:label="label_AVIO_OtherCurrentAssetsOfWhichRelatedParties" xml:lang="en" xlink:role="http://www.xbrl.org/2003/role/label">Other current assets of which related parties</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_AVIO_CurrentFinancialLiabilitiesOfWhichRelatedParties" xlink:to="label_AVIO_CurrentFinancialLiabilitiesOfWhichRelatedParties" />
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    <link:loc xlink:type="locator" xlink:href="8156008F25C4B0E7C860-2021-12-31.xsd#AVIO_TradePayblesOfWhichRelatedPartiesCurrent" xlink:label="loc_AVIO_TradePayblesOfWhichRelatedPartiesCurrent" />
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