Tianjin Zhongwang Aluminium Company Ltd,.（abb. TZA） was awarded  accreditation by global authorized classification society　DNV on Feb, 21^st 2017. Until now, TZA’s products have already gained NK and DNV accreditation.

       From June 2015 on, System Dep. and R&D Dep. Etc. of TZA initiated and organized preparation work. With the cooperation from TZA’s managers, R&D Dep. Production Dep. and production plants, started from 2016, DNV and NK started site audit on products tracing, process, products’ quality and property etc. aspects according to Standards. Finally TZA has received appraise from assessor on their products quality and process control when accreditation accomplished.

        Since shipbuilding industry belong to high risk heavy machining industry, its common norm(regulation)of international classification society has strict requirement and tight entry barriers on shipbuilding and its upstream incorporated industry chain. In whole period, the products checking and certificate holding are required to be controlled very seriously. It is well known that DNV and NK are top-level risk management and service specialized bodies, are famous from its strict checking and testing in the world. 

      Tianjin Zhongwang’s marine products were awarded accreditation by DNV and NK, means they has entries permission to the market. These products will gain wider recognition and reputation in shipbuilding application industry and be accepted by more and more developed countries.