78 Item Granted CN Patent 31 Item Under Examination CN Patent Under Examination CN Patent 1 Item Under Examination USA Patent Under Examination USA Patent 3 Item Granted USA Patent WINSEMI, founded in 2000, is a professional enterprise, which is specialized in R&D, production and marketing of microelectronics. Meanwhile, we also provide complete system solutions for our customers. We have a high-qualified R&D team in the micro-electronics industry and also have most advanced manufacturing equipment and production management system in the world. All of these make WINSEMI become one of the manufacturers with most professional and most complete employees, largest scale of production equipment investment and most advanced power devices among the same industry of China. Our R&D experts’ team, coming from America, Korea and China, are focused on the R & D and production of power management IC and semiconductor power devices. The design of our products are completely based on our customers’ requirements, in order to provide customers with most stable components and to make our customers’ products win more popularization and confidence of end users, as well as to help our customers in the lead in the development. Company’s major products: Company’s major products: power management IC (PMIC), Field-effect transistor (FET), bipolar transistor, silicon controlled rectifier (SCR), TRIAC, ultra fast recovery diode, Schottky diode, IGBT Products are mainly applied in: LED drive power、Green lighting、Charger、Adapter、UPS power、PC switch power、Automotive electronics、Household appliances control panel、Industrial equipment product(electrical welding machine, frequency converter, inverter power) etc.