Shanghai Xinlong Semiconductor Technology Co., Ltd. () is a company focusing on the R&D, design and sales of high-performance analog integrated circuits. Combining innovative design technology and manufacturing advantages of the industrial chain, it has built an industrialized "chip design + wafer The whole process platform of "manufacturing + packaging and testing" has independently developed a number of core technologies and obtained nearly 100 invention patent authorizations at home and abroad, providing customers with high-quality, high-reliability products and services. The company's products mainly include power management, signal chain, audio power amplifier, MEMS sensor, etc., which are widely used in automotive electronics, industrial control, communication equipment, consumer electronics, household appliances, security monitoring and instrumentation and other fields.