Gongyi Yinlong Water Supply Equipment Co., Ltd. is a professional company which is specialized in research, development and manufacture of watersupply and drainage equipment. Our company has acquired the certificate of international system of quality control (GB/TI9001-2000-ISO9001:2000). We mainly deals in flange flexible rubber joints, threaded flexible rubber joints, rubber check valves, fan coil units, pipe expansion joints, various kindsof stainless steel compensators, duct fabric compensators, advanced soft sealing gate valves and flange butterfly valves. Since we put forward the concept of establishing the leading brand of water supply and drainage equipment in the world, we have been striving to expandnew markets on the basis of integrity, credibility and first class service. Our products have already made an impact all over the world as well as Italy, Spain,Africa, North America, the Mid East and other international markets. Our company enjoys a good reputation for g