Huahui Electronic Technology Co. Ltd. is located in Mianyang –China,s western city of Electronic Science and Technology Sichuan province. Based on a group of professionals in the field of electronic switching power industry, we specialize in researching and developing all kinds of switching power products as well as sales and after-sales service.brbrBecause of >Speciality” high technology high quality, and high efficiency we win the trust from our customers. We have sustainable development. As an Export-oriented company, in 2003 we passed ISO9001 2000 international quality system certification. The strict organization and management: advanced production and testing methods ensure the product quality. br< br