ShenZhen YingHui Yuan Electronics Co.,Ltd.Founded in July 2004, with 20 years of engineering team to rely on specialized research and development of environmental protection, energy-efficient switching power supply,charger,adapter. 60-120W range of high-power power adapter power supply industry leading level; products from 0.9W-120W (voltage from 3V-58V, current is 300mA-7500mA) a total of 460 kinds of models and specifications of the whole series through the United States UL, Canadian CUL / CSA, European TUV / GS, CE, British BS, Australia SAA, South Korea EK, Japan, PSE, and ROHS, LVD, CEC, EMC, FCC, CB, etc. Certification.