The company has the R & D and manufacturing capacity of a full range of rail transit body materials, and developed aluminum alloy non fusion special-shaped traction beam, sleeper beam and other important stress-bearing structural materials for high-speed trains for the first time in China; Thin wall porous large section floor, side wall, ceiling, end wall, equipment cabin and other body materials; Super thick and super large lifting beam, anti snake seat, coupler cluster plate seat and other under body structural parts; With a speed of 600 kilometers per hour, high-speed maglev laser welding car body materials, etc., the products have excellent comprehensive properties such as mechanics, corrosion resistance and fatigue resistance.