Shang Hai Tongergu Pipe Systes Co.,Ltd. specializes in the production of a variety of high-grade brass valves, brass fittings and multilayer pipes. Our products have nine series, including PP-R piping systems, electroplate aluminum plastic compound tube adapters, brass aluminum plastic compound tube adapters, water divider systems, heater-supply pipe systems, PE-X supply water systems, aluminum-plastic PP-R systems, valves systems and thread & solder copper alloy fittings.