Shenyang Chengyun Electronic Technology Development Co., Ltd. was registered and established in Shenbei New District Market Supervision and Administration Bureau on July 8, 2016, with a registered capital of 5 million RMB. The factory is located in the large northeastern city Shenyang which is the birthplace of one dynasty and the capital of two generations of emperors. During the five years of the development and growth of company, we have always provided customers with high-quality products and technical support, and after-sales service. Our main products are emergency power supply for trucks, car and engineering vehicles, vehicle speed sensors, air pressure sensors, neutral reverse switches, and intake air pressure sensors etc.,