Wenzhou Chisun Valve Manufacture Co., Ltd. is devoted to the exploitation and development of new products in the area of thin-type valves and industrial process control valves and we have made outstanding achievements. Our company has developed into a modern scientific and technological enterprise integrating exploitation, production and sales.Our company specializes in the production of knife gate valves and industrial control valves operated pneumatically and electrically, which are widely used in the automated control systems in the industries of papermaking, fiber chemical, petrochemical, petroleum, electric power, metallurgy, environmental protection, light industry, pharmaceutical, and building automation.Our company has a product development center, an inspection center, a valve machining center and a chemical-thermal treatment workshop, which guarantee the physical chemical property, surface accuracy and hardness treatment of the main spare parts. Our company has passed ISO9001 certification, and has five product patents. The patent numbers are ZL02378222.6, ZL03228284.2, ZL03228285.0, ZL03228286.9 and ZL200420023049.0.Our company believes that quality is the foundation of an enterprise and also the ultimate strength to win the market competition. The tenet of "no quality, how to win; pioneering spirit, professional service and efforts to develop the brand of Chisun" is our promise to guarantee the product quality and service to general customers. Chisun will develop new products and broaden new areas unceasingly so as to provide customers at home and abroad with more high-quality modern industrial process control valves.