Being an added valve ship technical service provider, Zhoushan Zhengwang Ship Technical Service Co., Ltd offers a wide range of ship technical service such as propeller repairing, boiler& incinerator repairing, PV valves overhauling, Ship voyage& dock repairing and ship spare supply in particular.

The repairing services of marine propeller and boiler were all certified by DNV, ABS, LR and CCS which well recognised by other class society as well.  

The company quality management system was audited and approved by CCS for ISO 9001.
The most important is that employees are experienced and familiar with the repairing class rules requirement, good at internal& external communication and repairing project management.