Kaisitong Valve Co., Ltd was established in 1988 and it is a joint-stock enterprise, which integrates research, development, production and sales.It is located in Longyou Industrial Park of Quzhou and totally invested 200.88 million RMB. The company has more than 280 employees, including 58 technicians and experts, and 8 senior engineers. The company has successively obtained 28 patented products such as high-temperature valves , high-temperature wear-resistant lining gate valves, hard sealing ball valve with high wear resistance, damped light closed high sealing check valve, double seal self-pressure double seal globe valve and ceramic sealed triangle eccentric butterfly valve. Currently a member of China General Machinery Valve Association, a member of China National Petroleum Corporation's first-level supply network, a member of Energy One Network, a member of China's petrochemical equipment and resource market first-level supply network, a member of China National Offshore Oil Corporation level 1 supplier, a member of Coal chemical and natural gas supplier and an import and export enterprise qualification certificate of the People's Republic of China, and Industrial and Commercial Bank of China Credit AAA-level enterprise. "Kaisitong" valve has gone abroad and entered the international market, and has won the trust of customers with its excellent quality, ideal price and high-quality after-sales service.