WENZHOU PIONEER VALVE is a technology innovation-based valve manufacture since 1993. Have Wafer Type Ball Valve enterprise standard. `OULIFA` and `PIONEER` are registered trademarks for domestic and export trading. Main Products: Wafer type ball valve (Thin type flanged ball valve), flush tank bottom ball valve, jacketed ball valve, 3-Way ball valve, direct mounting high platform ball valve, V-port segment ball valve, sanitary ball valve, and a number of pressure valves like check valve, globe valve, gate valve etc. Vacuum range like vacuum angle valve, vacuum ball valve, vacuum butterfly valve, vacuum gas charging valve, electromagnetic vacuum valve, vacuum gate valve, vacuum baffle valve, vacuum metering valve etc.