Qingdao Chenyang Machinery MFG Co., Ltd. was established in May 2007, is a set of sheet metal, machining, die casting, spraying and injection molding integrated production of high-tech enterprises....
machine, such as computer spring machine, automatic high-speed spring machine, spring torsion machine, automatic punching machine, automatic lathe, rivet machine, testing equipment, etc. Our products...
machine tool processing, rivet welding and heat treatment etc. Its perfect and complete equipment, advanced detection means, strong technical force establish good foundation for the reliable...