Hot rolled coils/strips/plate; cold rolled

Chongqing Yuhui Keyu Machine Electricity Equipment Corp Ltd engages in Research and develop new style float valves and other air cooling equipments. With the application of high-tech products more widely. we are using innovative technology, developed a new type of plastic level control valve (floating ball valve) adopting the theory of self-locking differential pressure.it has good performance features such as long lifetime,less abrasion,corrosi