Shanghai yifine electric Co., Ltd is the member unit of Chinese society of power supply, which is specialized in the manufacturing of electric power and electronic control equipments and various industry corollary power supplies more than 10 years. Main products include the micro-control intelligent charger, intelligent rapid charger, wind and light energy charge controller, industrial rectification power supply, precision DC regulated power supply, high-power switching power supply, pure sine wave inverter, wind and light energy corollary power supply, fire emergency power supply EPS, variable-frequency power supply, AC constant voltage and constant frequency power supply. The company has a solid technical strength, strict quality control mode and advanced production testing equipment, and has passed the ISO9001 international quality system certification. With the enterprise spirit of "quality science and technology sincerity struggling", the company will strive to provide the market with all kinds of high-quality power supply products.