Shenzhen Yingyuan Electronics Co., Ltd., established in 1998 and located in Hongye Industry Park, Shenzhen City of China, is a high-tech enterprise with the professional development, manufacture and distribution of switching power supplies,transformer,charger,laptop power adapter etc products. Our company covers an area of 5200 square meters and has a dust-free workshop and more than 500 employees, including 30 experienced