Shanghai Zhengwei Electromechanical Production Co LTD

We're professional in manufacturing and selling Electromechanical Products, SAJ serials pinion and cone progressive safety device is the most important safety device in the pin and rack builder's hoist, which can prevent the cage running over speed, and effectively reduce the cage dropping accident. The products has passed through the evalution presided by the Ministry of construction in 1989. The specialists at the meeting made a high appraisal of reasonable compact structure, stable action speed, highly accurate calibration, safe and reliable, braking smoothly and light weight etc. Features of the safety devices. The devices were recommended as high-tec products developed in National Eighth Five Year Plan by the Ministry of Construction, and also won the Shanghai excellent new product prize.You're welcome to contact us for more information, we believe we'll have a long term business cooperation. Hope your success in China. [详细介绍]