Shanghai Jingzhang Marine Valve Manufacturing Co., Ltd. is a modern professional marine valve manufacturer integrating research, development, production and sales. It is a member of China Valve Association, a member of China Petroleum First-Class Supply Network, a joint venture of China's shipbuilding industry, a member of China Marine Machinery Standardization Technical Committee and the whole company. Member of the National Standardization Committee on marine valves.

The company has strong technical force, rich design experience, sophisticated production equipment, advanced production technology, complete testing means, strict operation of the system, strict management bred high quality and reliable products. The company's products are manufactured with GB, CB, JB, JIS, API, DIN, CBM and other technical conditions and drawings. Now the variety has reached more than 200 series, more than 2000 specifications. The main products are various specifications of marine butterfly valves, marine lock valves, marine globe valves, marine ball valves, marine needle valves, marine control valves, marine throttle valves, marine plunger valves, marine check valves, marine safety valves, marine pressure relief valves, marine self-closing valves, marine quick-closing valves, marine globe-off valves, marine dragon valves, marine valve, marine valve, marine valve, marine valve, marine valve, marine valve, marine valve, marine valve, marine valve, marine valve, marine valve, marine valve, marine valve, Marine plug valves, marine mud tanks, marine sea-going valves, marine seawater filters, marine oil filters, marine wave-proof valves, marine air caps, Marine Sounding self-closing valves, marine water control valves, marine valves, marine high temperature and high pressure power station valves. The valve body is made of carbon steel, cast iron, stainless steel, bronze, brass, forged steel, alloy steel, etc. The sealing surface materials are copper alloy, carburized steel, cemented carbide, rubber plastic, PTFE soft and hard sealing, which can meet the needs of different media. Products are widely used in petrochemical, shipping, nuclear power, chemical, pharmaceutical, metallurgical, electric power, food, environmental protection and other fields.