The "Zhongqiang" and "Bucheng" brand series products are widely used in the aerospace, automotive, instruments, meters, lighting, sound, as well as feeding the electrical service industry. We have passed ISO9001: 2000 quality management system certification, as well as have got CE certificate and some of the UL product certification certificates. We adopt flexible manufacturing and scientific management, so that improve quality and reduce costs, strive to be the model in domestic industry