Business license    


the joining together of three certificates business license




Qualification certificate 


Occupational health and safety management system identification certificateEnvironment management system identification certificateQuality management system identification certificateRadiation safety licenseNon-destructive testing accepted certificate of ship and Marine productsNon-destructive testing accepted certificate of steel structure above sea surface、DNV·GL Approval of service suppliers 、Inspection and Testing Institution Approval Certificate of Special Equipment People’s Republic of China





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