Zhejiang Yongfeng Powder Metallurgy Co.,Ltd. is a professional Manufacturer. Our main products series include oil pump rotor. Most of our products have obtained International Approvals like ISO9001, ISO9001:2000, ISO/TS16949 etc. With the advanced production facility, strong technical ability and professional production capability, we're sure that we can supply customers with the high quality and best design.Main Export Markets:North America, South America, Mid East, Africa.