Founded in 1988, KAISITONG Valve Co., Ltd . is a joint-stock enterprise integrating valve research, development, production, sales and service. The company is divided into Wenzhou factory and Quzhou factory, with a registered capital of 200.88 million RMB. The company has more than 280 employees, including 58 technicians and experts and 8 senior engineers. The company has obtained 38 patented products such as high temperature wear-resistant lined gate valve and high wear-resistant hard seal ball valve. Now it is a member of China General Machinery Valve Association, a first-class supply member of PetroChina, Sinopec, CNOOC, a member of coal chemical and natural gas supply and so on.

The company has established a perfect quality management system, passed ISO9001, ISO14001, ISO45001 and other management system certification, special equipment manufacturing license certification (TS), American Petroleum Institute API 6D, API 600, API 602, API 607, API 6FA and other certificates, the European Union CE certification. The company has advanced processing equipment, including more than 80 sets of machining centers, CNC lathes, CNC milling machines and so on. We have semi-finished goods warehouse, electrode warehouse, blank warehouse, standard parts warehouse, tooling warehouse, finished goods warehouse and so on.

The company mainly produces ball valves, gate valves, flat gate valves, globe valves, check valves, forged steel valves, plug valves, butterfly valves, cryogenic valves, copper valves and other valves in accordance with the industrial pipeline standards of ANSI/API of the United States, GB of China, GOST of Russia, DIN of Germany, BS of the United Kingdom, JIS of Japan and NF of France. The products are widely used in petroleum, refining, natural gas, chemical, coal chemical, electric power, metallurgy and other industries, the products are exported to the Middle East, Europe, Africa, South America and Southeast Asia and other countries and regions. 

The company has advanced inspection and testing equipment, and has established a testing center approved by CNAS. We have German Spike floor-standing direct reading spectrometer and portable alloy analyzer of American NITON, coordinate measuring instrument, valve torque life tester, valve low temperature test equipment, low leakage detector. The company has established an advanced material mechanical performance laboratory with screen universal material testing machine, pendulum impact testing machine, ultrasonic hardness tester and ultrasonic thickness gauge. Advanced pressure test center has been established to test the whole performance of the valves to ensure that all data of the valves meet the requirements of users.