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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="CashAndCashEquivalents_periodStartLabel_labelfr" xml:lang="fr">Trésorerie et équivalents de trésorerie début de période</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalents" xlink:to="CashAndCashEquivalents_periodStartLabel_labelfr" xlink:type="arc" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ComprehensiveIncome_totalLabel_labelfr" xml:lang="fr">Total Résultat global</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="Equity_periodStartLabel_labelfr" xml:lang="fr">Capitaux propres début de période</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="EquityAndLiabilities_totalLabel_labelfr" xml:lang="fr">Total Capitaux propres et passifs</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityAndLiabilities" xlink:to="EquityAndLiabilities_totalLabel_labelfr" xlink:type="arc" />
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:to="IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_netLabel_labelfr" xlink:type="arc" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="IncreaseDecreaseInCashAndCashEquivalents_netLabel_labelfr" xml:lang="fr">Augmentation (diminution) nette de la trésorerie et des équivalents de trésorerie</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="DilutedNumberOfSharesIssued_label_labelfr" xml:lang="fr">Nombre de titres moyen dilué</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CostGainOfNetDebt_label_labelfr" xml:lang="fr">Coût de l'endettement financier net</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="OtherOperatingIncome_label_labelfr" xml:lang="fr">Autres produits d'exploitation</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="OtherOperatingExpenses_label_labelfr" xml:lang="fr">Autres charges d'exploitation</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherOperatingExpenses" xlink:to="OtherOperatingExpenses_label_labelfr" xlink:type="arc" />
    <link:loc xlink:type="locator" xlink:label="OtherOperatingIncomeFromNonOrdinaryActivitiesAndOtherOperatingExpensesFromNonOrdinaryActivities" xlink:href="highco-2021-12-31.xsd#highco_OtherOperatingIncomeFromNonOrdinaryActivitiesAndOtherOperatingExpensesFromNonOrdinaryActivities" />
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    <link:loc xlink:type="locator" xlink:label="AverageNumberOfShares" xlink:href="highco-2021-12-31.xsd#highco_AverageNumberOfShares" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="AverageNumberOfShares_label_labelfr" xml:lang="fr">Nombre de titres moyen</link:label>
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    <link:loc xlink:type="locator" xlink:label="PurchaseOfPropertyPlantEquipmentAndIntangibleAssetsOtherThanGoodwill" xlink:href="highco-2021-12-31.xsd#highco_PurchaseOfPropertyPlantEquipmentAndIntangibleAssetsOtherThanGoodwill" />
    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="PurchaseOfPropertyPlantEquipmentAndIntangibleAssetsOtherThanGoodwill_label_labelfr" xml:lang="fr">Achat de biens d'équipement et d'immobilisations incorporelles autres que l'écart d'acquisition</link:label>
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="CostOfDebt_label_labelfr" xml:lang="fr">Coût de l'endettement financier brut</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostOfDebt" xlink:to="CostOfDebt_label_labelfr" xlink:type="arc" />
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    <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ProfitLossForThePeriod_label_labelfr" xml:lang="fr">Résultat de la période</link:label>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfitLossForThePeriod" xlink:to="ProfitLossForThePeriod_label_labelfr" xlink:type="arc" />
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