Chengdu Qichen Microelectronics Co., Ltd. / Chengdu Qida Technology Co., Ltd., located in the innovation center of Chengdu hi tech West Zone, is the founder of chip rail (CR) brand, a national high-tech enterprise specializing in the design, production and sales of integrated circuits and system products, and an integrated circuit design enterprise certified by the Ministry of industry and information technology. The company focuses on the design, development and sales of high-performance analog and mixed signal integrated circuit products, with communications, consumer electronics, computers and other market goals, and is committed to becoming the first-class analog and mixed signal integrated circuit design company in China