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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: 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.


Shaanxi Reactor Microelectronics  Co., Ltd  was founded in 2007, is a high-tech enterprise which has jointly been recognized by the Science and Technology Department, the Finance Department of Shaanxi Province and the National Tax Bureau. It was listed on the New Third Board in January 2014 (stock code 430552).

Reactor Microelectronics  Co., Ltd has always been focusing on high-speed power integration technology design. Mainly provides key core chip ET-PA for 5G communication equipment; High power density DC-DC power chip (MHz) for Internet of things(IoT) terminals and wearable devices; LED driver chip and AC-DC power management chip, and have been made a substantial breakthrough in the research and development of gallium nitride(GaN) integrated circuits.

The company's products are widely used in 5G communication equipment, IoT intelligent products, drones, LED lighting, smart phones and other types of electronic products.


China-made tantalum capacitor to replace AVX, Kemet, Vishay etc.


The company has 5-inch bipolar power device chip and MOS device chip production line and a 6-inch chip production line. The company's packaging production line has the scale production capacity of various types of power devices such as TO series, SOT / SOP series. The company is currently the only power semiconductor device manufacturing company in Shenzhen with pre- and post-process production lines. Leading products such as bipolar power transistors, power MOSFETs, power diodes, LED driver ICs, and power management ICs win a high reputation in the industry and have been massive access to international market. The company has a relatively complete management system and technical strength.


Shenzhen Headquarter:

A1208, Overseas Decoration Building, #122 Zhenhua RD., Futian, Shenzhen, China

TEL.:+86-755-8981 8866

FAX.:+86-755-8427 6832

Zhongshan Office:

1/F,#33 Wenming RD., Guzhen, Zhongshan, Guangdong, China

Secretary Office:

RM 2, 3/F, Ruby COMM. Building No.480, Nathan Road, Hong Kong

Hong Kong Lotistics Center:

1/F,Kwong Tai Industrial Bldg.,No,750 Cheung Sha Wan Road, Lai Chi Kok, Kowloon, Hong Kong

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