Huadong valve Co., Ltd established in 1985, was a provincial grade professional valve manufacture company. We have a valve research and development center and CAD design, development and manufacture technical force, which can produce various kinds of non-standard and special valves at the request of customers. The company has superior equipments, advanced manufacturing engineering and perfect testing means. We have already gained ISO9001: 2000, API 6D, CE/PED,ISO14001:2004,GB/T28001-2001 certificates and the special equipment manufacture license. Our company is a member of China Valve Industry Association, the member with first class supply network of China Petroleum Gas Corp., the member of goods and materials purchasing network of china Petroleum Pipeline Equipment corporation, network member of power-station accessories supplying for State Power Company and the recommended products unit of China Engineering Construction Association.