In order to better reveal company, show the company's overall strength, alibaba international station to entrust a third party - - Germany TüV  (TüV  SüD  Certification and Testing (China) Co.,Ltd) to company for certification, inspection results of the shooting scene assembled by the third party institution professional report, truthfully show the factory production capacity, management state, is designed to help buyers to further understand the real plant production ability and make quick decisions.

The inspection included Powtran two factories in Dalian and Shenzhen, inspectors examined the production line, production equipment, R&D department, quality management and market strictly and carefully, they also filmed video. Audit has been passed, Powtran has obtained the certificate of Gold Plus Supplier again, and video that certified by TüV  has been put on our company website, welcome to preview.