Pneumatic UPVC Diaphragm Valve With Limit Switch Box manufacturers Our History ZHEJIANG ZHONGZHI VALVE GROUP CO., LTD. is manufacturer of Diaphragm Valve, Pneumatic Diaphragm Valve, Ball Valve, Fluorine-lined Butterfly Valve, Fluorine-lined Ball Valve, Limit Switch Box, Solenoid Valve and other valves. Over the past 10 years, our company has designed and manufactured a series products of international widely in petroleum industry, chemical industry, light industry, power plants, metallurgy, HVAC, medical treatment, fire, water treatment, etc. Automatic processing of high-precision CNC machine tools insures the stability and reliability of product quality. Our Product Diaphragm Valve, Pneumatic Diaphragm Valve, Ball Valve, Fluorine-lined Butterfly Valve, Fluorine-lined Ball Valve, Limit Switch Box, Solenoid Valve. Product Application Petroleum industry, Chemical industry, Light industry, Metallurgy, HVAC, Medical, Fire, Water treatment, etc. Production Equipment CNC machines, Digital controlled lathes, Machinery lathes, Bench drill, Drilling machines. Production Market We have won a good reputation among customers from all over the world.Pneumatic UPVC Diaphragm Valve With Limit Switch Box manufacturers website:http://www.zzvalvecn.com/