Air vent valve, brass boiler valve, compositive manifold 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, air vent valve, brass boiler valve, compositive manifold, air vent valves, brass boiler valves, compositive manifolds, 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, air vent valve, brass boiler valve, compositive manifold, air vent valves, brass boiler valves, compositive manifolds, excellent service, principle of good faith, mutual benefit cooperation.