YINNAN was founded in 1979 to provide various transformer used in electronic circuit, including power transformers, commercial transformers, pulse transformers,vehicle transformers, switching transformers, audio transformers, current sense transformers, isolated, non-isolated step up down auto transformer, resonance transformer, specialty transformer, noise filter, coils, PCB transformers, EMI filter, Harmonic circuit filter reactor and SMPS transformers. In a short time, the direction was expanded to focus on specialty transformers used in electric vehicle and medical equipments.

　  YINNAN is a steady growing corporation that specialist in providing a variety of solutions to meet the needs of customers and is continuing to expand and supplement the existing production line to serve the customers who need to stay ahead of competition.