HDPE Pipe, PE Pipe Fitting, Electrofusion Pipe Fittings manufacturer / supplier in China, offering Factory Outlet Industrial-Grade Pn16 Gate Valve 20-160mm Plastic PPR Stop Valve Concealed Valve Pipe Fittiings for Municipal Water Supply, OEM Low MOQ High Pressure/Corrosion Resistant Leak Proof Durable Pn16 PE/HDPE/Plastic Ball Valve T Globe/Check/Gate/Stop Valve for Water Supply with CE/ISO, Jiuyang OEM ODM Large Diameter Plastic Siphonic Siphon Drainage Fitting Injection Mould Water HDPE/PE Coupling Elbow Tee Cross Water Connection Fittings and so on.