YanTai ChaoQian Machinery Co., Ltd is located in Yantai, the most beautiful coastal city in China. It is a private innovation company specializing in the R & D, production and sales of MID-to -high-end hardware products. The company has a variety of processes such as silica sol precision castings, water glass precision casting, stamping, and machining in 2014, we independently developed various types of door locks, handles, hinges, engineering machinery precision castings, and various automotive cabinet precision casings, products such as accessories stainless steel precision cast pipe fittings, precision cast valves, special-shaped seals and accessories are used in electrical and electrical control, instrumentation, communication technology, refrigeration technology, fire protection and other facilities.