Introduction: Jiangsu Changdian Technology Co., Ltd. is a well-known semiconductor packaging and testing enterprise in China, and the chairman unit of the Integrated Circuit Packaging and Testing Industry Chain Technology Innovation Strategic Alliance. The company was founded in 1972 and has been awarded titles such as National Key High tech Enterprise, China's Top 100 Electronic Enterprises, and China's Leading Semiconductor Enterprise. It has a national enterprise technology center, a postdoctoral research workstation, and China's first national engineering laboratory for high-density integrated circuit packaging technology. In 2003, Changdian Technology Co., Ltd. was listed on the A-share market of the Shanghai Stock Exchange in China, becoming the first listed company in the semiconductor packaging and testing industry in mainland China. In 2015, Changdian Technology successfully acquired Singapore Xingke Jinpeng Company in the same industry. After the merger, Changdian Technology jumped into the first tier of the international semiconductor packaging and testing industry in terms of business scale, with eight production bases located in China, Singapore, and South Korea, and a research and development, production, and sales network covering major global semiconductor markets.