Shenzhen Tokolong Technology Co., Ltd is a high-tech enterprise specialized on design, manufacture and sales of electron, digital products and truck appliance. The company produces the products , such as MP3 , MP4 , car-mounted number ,etc. mainly. The scientific & technical corporation of tokolong relies on strong research and development ability and cost advantage produced in China, furnished with in the world at the same time the most advanced production technology and quality measure the system, do one's utmost to produce the high-quality products.