Beijing Precision Import and Export Co., Ltd. is one of the largest supplier Metals, Chemicals printed circuit Board. The company has associations with manufactory Printd Circuit Board,Aluminum, Steel, in China, including SWA, Bao Fushun Special Jiangxi ...

DSI has done its best to make supreme service from manufacture request delivery with the quality, technique and since established in 1989.In 2002, 1st factory had moved CHINA provide reasonable price, high quality shorten lead time. Also 2nd at Suzhou ...