Profile Product Contact 　　Beijing Yongjing Electronic Co., Ltd. is a joint venture company producing semiconductor components. Yongjing possesses rich technical resources, advanced equipments. With strict management, Yongjing provides products with excellent quality and enjoys high prestige among customers. 　　 Yongjing produces transistors with plastic package and metal package form low-power to high-power devices, with great varieties, huge throughput and all package types. Plastic package transistors include : TO-92, TO-92S, TO-92L，TO-126，TO-220，TO-251，TO-252 ,SOT-23 and so on. Therefore, Yongjing is ranked as one of the Chinese companies that possess all package types. Metal package products include 3DK series and 3DG series of switch transistor from low-power to high-power devices. 　　Yongjing has been credited with Certificate of ISO9002/1994 International Quality Management System in July of 1998, and was successfully promoted in November of 2002 and acquired Certificate of ISO9001/2000 International Quality Management System. Our products all adopt international standards under strict quality control. With stable quality and reliable capabilities, our products have reached the top class among oversea products of the same kind. 　　Now employing 85 staff , 25 percent of which are technicians, Yongjing has a great technical power which provides excellent technical support and after service for our products. 　　Our policy in quality is: excellent products, sincere service, strict management and steadfast way of working. We do all our work trying to fulfill the single aim: to satisfy the customers. 　　Our products are your best choice; our cooperation with you gives you credible guarantee. ----ISO9001：2000
Beijing Banjiu Science & Technology Co., Ltd.