“GJM Shanghai” was founded by Shenzhen Gongjin Electronics Co., LTD., a company listed on the main board of the Shanghai Stock Exchange, Probing Fund and a first-class technology and management team, focusing on intelligent sensor and automotive electronic chips field of advanced assembly and test business.GJM has established an advanced R&D center and production base covering an area of 18,000 square meters. The production base includes clean rooms with Class 100, Class 1,000, and Class 10,000 standards, and has built a sensor and automotive electronic chips assembly and test production line.The assembly capabilities of GJM include various advanced package types such as LGA, QFN, Fan-out, SIP, and 2.5D/3D, and the test capabilities include wafer test, CSP test, and final test. The assembly and test products of GJM include gravity, pressure, magnetic, environmental, acoustic, optical etc. sensors and automotive electronic chips.GJM's mission is to meet the needs of fabless, design house, and IDM customers, and to develop a complete assembly and test solution, process and quality control, providing customers with a one-stop solution, To build a professional comprehensive assembly and test service platform integrating research and development, engineering and mass production.