The wheel loader, upgraded based on a classical type LW300FN, is a long-wheelbase type with matched and optimized systems and upgraded performances. In addition to all advantages of LW300FN kept, it is characterized with longer wheelbase, bigger steering angle, upgraded hydraulic system, shovel loading capacity and higher operation efficiency. It is more suitable to shoveling and loading materials. It is widely applied to workplaces, such as coal yard, railway, construction area, stone material factory and so on. Thus, it is reliable, efficient and widely used.