Zhejiang DEFO Auto Parts Co., Ltd. is the member unit of Chinese interior Combustion Engine Association; Research and develop center of Provincial High-new Technique Enterprise, Wenzhou Science & Technology Association. It was established in 1993, and it is one of the famous enterprises that specialized in producing various filters and high-pressure casting products for auto, project machinery, hydraulic pressure and various systems, The company occupies over 12000 areas with over 400 employees. We have got TS16949 certificate and also we are the OEM supplier.