Dong Guan Yong Xin Electronic Technology Co.,Ltd. is a professional R & D design, production and sales of various types of connectors, data lines, electronic wires, various types of adapter (line) as one of the scientific and technological innovation-oriented enterprises. The main R & D and production of USB C TYPE、USB A TYPE、B TYPE, MICRO USB, HDMI, fiber optic connectors, 3.5 / 2.5 headphone connector, and other varieties of products.