CastFloatingMetalSeatBallValveFactory Our History High Mpa Valve Group Co., Ltd Established in 2001, (formerly Shanghai High Mpa Valve Manufacturing Co.,Ltd ) is located in Longwan,China鈥檚 Valve City,It is close to the airport and enjoys convenient transportation facilities. Our Factory Our company owns a full set of equipment,complete processing and testing methods.The establishing of CAD...