Shenzhen Zhuo Rui R & D Co., Ltd. was established in January 2017, Zhuo Rui R & D team members mostly from domestic and foreign large-scale semiconductor companies, with international first-class level of high-performance analogue, hybrid integrated circuit design capabilities, and based on the product performance indicators of the design of integrated circuits of the wealth of experience, is the domestic optocoupler chip with the whole industry chain production capacity of the domestic R & D high-tech companies. The company has successfully researched and developed and mass-produced many series of photocouplers that are perfectly compatible with the U.S., Japan and Taiwan, and the current photocoupler products include: transistor output photocouplers, photorelays, thyristor output photocouplers, high-speed photocouplers, darlingtons, IGBT drive photocouplers and other products, which are widely used in the fields of smart home, mobile Internet, smart meters, smart cars, medical equipment, industrial control, consumer and industrial grade products, and fully guarantee the customers' safety. The products are widely used in smart home, mobile Internet, intelligent instrument, intelligent automobile, medical equipment, industrial control, consumer and industrial products, which comprehensively guarantee the localisation demand of customers. The company has invested highly in product research and development, and owns a number of international certificates, with high product safety and reliability.