Founded in 1975, Changhui originated in Xiuning County, Huangshan City, Anhui Province.It has a development history of more than 40 years. It is a group company specializing in R&D, manufacturing and sales of automotive electronics, automotive electrical appliances, automotive steering systems, automotive precision molds and precision parts. Changhui has forward-looking technology research and development and pursues technological leadership. At present, it has a number of specialized core subsidiaries in Huangshan, Wuhu, Shanghai and other regions, and has built a national post-doctoral research station, a national professional test center, and a provincial-level automotive electrical system engineering technology research，with more than 400 patented technologies. Changhui's main products are automobile combination switches, clock springs, whole vehicle function switches, ignition locks and sets, door handle assemblies, angle sensors, rain sensors, BCM body controllers, EGR valves, automobile electric power steering system, etc. Changhui supplies more than 50 well-known automobile OEMs at home and abroad, such as GM, Ford, Volkswagen, Daimler, great wall, Chery, JAC, etc., and has become its core supplier and strategic partner. Its products are self exported to more than 30 countries and regions overseas.Changhui strictly implements IATF 16949:2016, ISO/IEC17025：2005,ISO14001-2015, ISO45001:2018, VDA6.1, VDA6.3 and other international advanced management standards, establishes a scientific management system, and keeps the enterprise's management improving and innovating continuously. Changhui's test ability has been recognized by Volkswagen, FAW-Volkswagen and a number of automobile host customers, and has passed ISO17025 certification. It has been recognized as a national designated professional laboratory by China National Accreditation Commission.