１. Before driving, the brake air pipe connector and wire plug should be plugged in properly. Steel plate brackets, towing devices, and safety nets must meet the requirements.
２. When loading large objects, it is necessary to first check the route and develop a transportation plan.
３. When loading and unloading the vehicle, it should be parked in a solid and flat place with no obstacles around it. The trailer should brake and the wheels should be wedged tightly.
４. The angle between the springboard and the ground should generally not exceed 15 degrees.
５. Heavy vehicles should slow down when going downhill or turning. Shift gears in advance when going downhill, and do not shift gears midway.
６. When using the winch to load and unload objects, the vehicle must be braked and the wheels must be wedged tightly.