Profile: Zhejiang Hongfeng Gearop.Co.,Ltd is a manufacturer of flange and manual gear operators for industrial valves. Our manual actuators include multi-turn actuator and quarter turn valve actuator. Our big torque bevel gear actuators enable efficiency to rise over 90%. Our actuators include suitable bearing. Our product can avoid oil leakage as sophisticated oil seal is used at the through part. It is an easy opening and closing gear box that is directly mounted on gate & globe valve under thrust loads.