Chinfa Electronics, Ind., Co., Ltd. frequent hair is a professional ISO 9001 certified company, specializing in the design / development, manufacture and sale of switching power supplies. Since 1985, the company has continued to develop, provide high quality, high density switching power supplies, and provide customers with customized products. Because the hair has a large number of manufacturing capacity, professional R & D team and strict quality inspection system, it can provide customers with the most reasonable prices and high-quality products. The frequent products are sold by customers all over the world, including Taiwan, Japan, America and European countries.