Automatic drain valve, automatic water valve, brass safety valve manufacturer, supplier, factory, exporter--China Jinyuan Plumbing Company Limited. located in Shanghai, the company own several joint venture factories that specialized in manufacturing sanitary ware, automatic drain valve, automatic water valve, brass safety valve, automatic drain valves, automatic water valves, brass safety valves, valves, parts for pipe, parts for gas and natural gas.The main material include stainless steel, carbon steel, cast iron, bronze, brass, aluminum, zinc, plastic and so on. We have the global product certificates. You will consider us as your ideal cooperator with our good quality products, automatic drain valve, automatic water valve, brass safety valve, automatic drain valves, automatic water valves, brass safety valves, excellent service, principle of good faith, mutual benefit cooperation.