... large-scale production facilities in Dongguan professional manufacturing enterprises, Use of PLC control system, multi-station rotary table, ... , a well-known manufacturers of fine domestic and foreign suppliers: Foxconn , Jing Cheng Technology Group (GBM), molex, Vtech ... double star celebrity, United Group, Soutec,Mabuchi, Japan Muratec , Foshan, Xiang Wang Optical Group (VANGUARD), etc. Cup Shaped ...