Zhejiang Dingfeng Fluid Autocontrol Equipment Co., Ltd established in 1998, and devoted in manufacturing high quality pneumatic actuatirs, scotch yoke actuators, 180 deg. spring return actuators, manual gear overrides and stainless steel valves. We provide perfect fluid autocontrol solutions in gas and oil equipment, chemical industry, water treatments, PV-SAHP (solar energy), manufacture equipment, printing and dyeing textile equipment, fluid machinery and process equipment fields. We supply pneumatic actuated control valves (ball or butterfly valves) with explosion-proof limit switch boxes, positioners, solenoid valves, air filters, requlators, superior ball valves (1, 2, 3 pcs), gate valves, check valves, globe valves (disconnecting valves), strainer and filter fittings, angle stand control valve. We offer you a distinctive quality and fabulous price.