Jiangsu Changjing Electronics Technology Co., Ltd. is the biggest manufacturer of semiconductor. The company&#39s main research and development, design and sales of diode, transistor, MOSFET, LDO, DC-DC, frequency device, power device, etc., with more than 5,000 product series and models, products are widely used in various consumer and industrial electronic fields. .The company was formerly a discrete device division of JCET. (Stock code:600584). Was established in 1972 and successfully listed on the main board of the Shanghai Stock Exchange in 2003. JCET Technology is a world-renowned integrated circuit packaging and testing company, providing package design, product development and certification to the world, as well as a full range of professional production services from chip measurement and packaging to finished product testing and shipping, and has domestic high-density integrated circuits. National Engineering Laboratory, National Enterprise Technology Center, Postdoctoral Research Station, etc.Jiangsu Changjing Technology Co., Ltd. focuses on the innovation and development of China&#39s semiconductor industry, aiming to create a world-class semiconductor brand