Yuyao No.4 Instrument Factory is a professional Manufacturer. Our main products series include stainless ss high pressure solenoid valve,semi-direct acting valve,mini brass solenoid valve,plastic valves,vacuum valve,submersible solenoid valves,steam semi-direct valve,COFFEE MACHINE PNEUMATIC VALVE,Air Solenoid Valves,3 way valve. Most of our products have obtained International Approvals like CE, ISO9001:2000 etc. With the advanced production facility, strong technical ability and professional production capability, we're sure that we can supply customers with the high quality and best design.Main Export Markets:North America, Western Europe, Eastern Europe, Eastern Asia, Mid East.