company has developed the heavy-duty flatbed truck which incorporated mechanism, electronic and hydraulic technology. The vehicle adopts technology such as hydraulic drive, hydraulic pressure suspension, hydraulic independent turning, hydraulic adjustment. Drive, turning, and adjustment all adopt microcircuit control. Heavy-duty flatbed truck features in heavy carrying capacity, driving agilely, lifting automatically etc. As the heavy-duty flatbed truck have the heavy load ability and the unique turning. It is widely used in transporting large-scale baton component in working procedure of steel structure hull subsection, large-scale steel works and calando.