With the development of energy saving and Environmental Protection , FAST major products are realizing lightweight and they are wanted by major China high end heavy trucks. FAST 9-speed, 10-speed, 12-speed, 16-speed and 20-speed all aluminum alloy gearboxes are equipped with Jiefang J6, Dongfeng Kingland, Auman 6, Shacman D'long F3000, Beiben V3 and Jirui heavy-duty vehicles and their products are winning more and more markets with their great quality, energy-saving and environmental properties. And not only heavy trucks, but also engineering mechanism and buses are using their gearboxes right now.