Shanghai Xunhe Electromechanical Co., Ltd manufactures a wide range of pneumatic actuators and the accessories of pneumatic actuator(limit switchbox, solenoid valve, manual override etc. ) for quarter turn valves. At the same time, we are one stop supplier of automation package offering reliable performance in the industries of oil & gas, refining, petrochemical, chemical processing, food & beverage, pharmaceuticals, pulp & paper, HVAC, power plant, waster-water treatment etc.