Wenzhou Kesai Valve Co., Ltd is located in “china pump & valve town”——Oubei，which is along side the national highway G104， and is not far from wenzhou airport and train station. It enjoys a very convenient transportation.

We Coosai (brand name of Wenzhou Kesai Valve Co., Ltd), mainly manufactures various kinds of valves, valve actuators, strainers and diaphragm pumps and so on according to API6D, API609 ,DIN,GB/T4213 and also our own company’s manufacturing standard,. with pressure ranges from class150～class2500, size 1/2＂～48＂,and temperature －29℃~425℃. Also, we can produce in various kinds of materials according to customers’ requirements. Our electric actuators covers PSL,PSQ, HQ series, which can be controlled by 4～20mA analog signals as well as field bus. Besides, we produce pumps like air operated diaphragm pumps and electric operated diaphragm pumps and so on.

We Coosai possesses 70 sets of advanced digital lathes, digital milling machines, testing equipments etc., further more, Coosai is assisted with CAD design system, all these guarantees our designing, manufacturing and testing capability. As an ISO9001:2000(CE, API) granted company we design and manufacture strictly according to international standards, to make sure we produce the reliable products for you.