Shangou Valve Co., Ltd. is a well-known valve manufacturing enterprise in China, specializing in the research and development of supply and drainage valves, industrial valves and their automatic control systems, and smart water systems. It is a technology-based enterprise. The original company was established in 1998 and was restructured from three large valve enterprises in Wenzhou. In 2016, it was upgraded to a non regional company. The company is located in the convenient and developed transportation hub of China's pump and valve industry, on the banks of the mountains and rivers of Ouyue, a national 5A level scenic spot, by the Nanxi River, just across the river from Wenzhou.

Shangou's products are widely used in industries such as water plants, secondary water supply, municipal pipelines, reservoirs, garbage treatment plants, and subways in municipal engineering; Petroleum and petrochemical, steel plants, power plants, shipbuilding and papermaking, biopharmaceuticals, and civil construction industries in industrial projects. And exported to countries such as the United States, the United Kingdom, Germany, Australia, South Africa, Brazil, and Southeast Asia.