The automatic valves developed and produced by the company have been well received by the majority of users since they were put on the market, and the main products are: pneumatic ball valves, electric ball valves, pneumatic control valves, electric control valves, self-operated control valves, pneumatic butterfly valves, electric butterfly valves, self-operated control valves, pneumatic diaphragm valves, sanitary diaphragm valves, plastic diaphragm valves, electric gate valves, pneumatic gate valves, pneumatic globe valves, electric globe valves, pneumatic shuttle valves, hydraulic valves, electric actuators, pneumatic actuators, hydraulic actuators and other series. The products can be designed and manufactured in accordance with ANSI, API, DIN, BS, JIS, GB standards. The main materials of the valves produced are WCB, WC1, WC6, WC9, ZGCr5Mo, ZG15Cr1Mo1V, CF8, CF8M, CF3, CF3M, 12CrMoV, ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti, etc.; Nominal diameter from DN10~3000 and 1/2"~36"; Working pressure from 0.6~42.0 Mpa and 150Lb~2500 Lb; Operating temperature: -196 °C~700 °C. The products are widely used in petrochemical, coal chemical industry, electric power, metallurgy, air separation, pharmaceutical, food, municipal, papermaking, printing and dyeing, shipbuilding, water supply and other diversified application fields, and have won the high trust of many users.