Wenzhou Chisun Valve Manufacture Co.,Ltd. devotes to the exploitation and development of new products in the area of thin-type valve and industrial process control valve and at present we have made outstanding achievements.Now the company has developed into a modern scientific and technological enterprise with a blend of exploitation, production and sales at the same time . Our company specializes in the production of knife gate valve and industrial control valve operated pneumatically and electrically, which widely used in the automated control system in the industries of papermaking, fiber chemical, petrochemical, petroleum, electric power, metallurgy, environmental protection, light industry, pharmaceutical ,building automation and etc.. The company has product developing center , inspection center , valve machining center and chemical-thermal treatment workshop, which guarantee the physical chemical properties , surface accuracy and hardness treatment of the main spare