Bengbu Doublecircle Electronics Group Co., Ltd. Was established in 1990 and reformed into a joint stock limited company in 2015. Located in Bengbu High Tech Industrial Zone, it specializes in the R & D, production and sales of various electronic components such as resistors, inductors and high voltage contactors. Its products are widely used in aviation, aerospace, shipping, communications, automatic control, instrumentation, rail transit, charging piles, new energy vehicles, LED lighting and other fields. The main well-known customers of the company at home and abroad include CASIC, CASC, AVIC, CRRC, Xiaomi, NVC lighting, ABB, Wells, Rockwell, GE, Siemens, etc. It is a national high-tech enterprise and an innovative enterprise in Anhui Province. In 2009, it entered the ranks of China' s top 100 electronic components enterprises; It is a backbone enterprise in the domestic electronic component industry, a vice chairman unit of the resistor-potentiometer branch of CECA, and a member unit of the National Techn