Optimization of trolley frame: Through finite element analysis, the dangerous section of the trolley frame is strengthened and designed, and the safety factor is increased by more than 30%;

Adopting a new appearance design, the overall shape is simple, generous and novel, and it is matched with a new color scheme of aurora green, gravel gray and star gray with Zoomlion characteristics, which is more beautiful as a whole and has a higher paint quality.

The pilot control is adopted, the control is light and flexible, the control force is reduced by 60%, and the labor intensity of the driver is greatly reduced