ShangHai Canghai High- Medium Pressure Pipe Fittings Manufacture Co. , Ltd is a professional manufacturer in China specialized in the production of pipe fittings and flanges with the safety registration certificate authorized by the State Bureau of Quality and Technical Supervision. We are the authorized unit with production of pressure pipe products for the State Electric Power Corporation, The first class membership of the supplier- Network for EGPC, And one of the fifteen production- Suppliers for Sinopec.