PASSER LANYU is a High-Tech Enterprise who has been certified with ISO 9001,ISO 14001 and OHSAS 18001. We have rich experiences with Classfication Society such as DNV-GL, BV, CCS, NK, ABS, USCG and so on, the cerfictes shown below included Workshop Approval, Type A/B/C Tank Insulation Type Approval, Pipe Insulation Type Approval and Project Approval.