Shanghai Coslight Ruixin Microelectronics Co., Ltd. is a high-tech enterprise specializing in the design and sales of semiconductor overvoltage protection devices and integrated circuits. It is one of the domestic suppliers that masters the core technologies of semiconductor overvoltage protection devices and integrated circuit design. The company's main products include: communication system interface protection, portable product interface protection, lithium battery overcharge and over-discharge protection, power system overvoltage protection and LED overvoltage protection devices; as well as voltage regulator tubes, power MOSFET devices, Schottky devices and LED driver circuits, etc. The company benefits from the rapid development of China's electronic information industry and continues to focus on technology improvement, team building, management improvement, market development, and innovation in operating models. The company has achieved initial success in China's microelectronics design industry; it has become the main design unit of domestic semiconductor overvoltage protection devices. Its product quality, product specifications and cost performance are all leading the industry, and it has successfully developed a number of similar foreign products to replace it. Taste.