Tianjin Tanggu tianshun valve Industries Limited is located in China's largest production base of the valve; High - Tech Development Zone, Tanggu District, Tianjin Marine, was professional design and manufacture all kinds of butterfly valves Factory production ( ISO9002 certification ), the annual production capacity of 150, 000 sets. The company's wafer butterfly valve, butterfly valve, Flanged butterfly valves are exported to Europe, Africa, Middle East and Southeast Asian countries and regions, special don't be eco - friendly nylon coating, the company developed and produced series of PTFE coating, anti-corrosion butterfly valve, gathered at home and abroad advanced - pin connection technology, spray technology, with the sealing property is reliable (No leaks ), corrosion resistance and high temperature resistant, non-toxic, harmless, operating torque features of small, safe and reliable running, was praised by users at home and abroad.