·TUV (TUV Rheinland Group)

·SGS-SSC(SYSTEMS&SERVICES CERTIFICATION)

·DNV(Det Norske Veritas)

·BVQI(Bureau Veritas Quality International)

·ITS(Intertek Testing Services)

·UL(Undrewriters Laboratories Inc．)

·RWTUV Far East.LtdCISE

·Network Lavoro Etico

·RINA S.P.A(Registro Italiano Navale Group)