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            Current position:Home > About ZS > Qualification certification
            Qualifications
            High Tech Enterprise Certificate Safety production license
            Manufacture license of special equipment (QTZ315 and below) Manufacture license of special equipment (QTZ315 and above)
            Installation, Alteration, Repair and Maintenance License of Special Equipment Construction enterprise qualification certificate
            Quality Management System Certificate Quality Management System Certificate
            Safety Production Certificate "Keep Contacts Regard Credits" Certificate
            Business license Nanjing famous brand certificate
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