Henan Dayu Industry Company is specialized in road machinery. Our company business is: Road Marking Machine Road Marking Preheater Road Marking Paint Road Safety products etc DY-TT is a trailer transportation vehicle which is equipped with pneumatic (or hydraulic) brakes, locking and hight adjustments device on the junction with the main drive vehicle, and movable loading and unloading ramp at the rear. The main purpose is to make the transportation of medium and large road marking machines more convenient during construction and to further solve the problems of the loading, unloading and transportation difficulties of these machines, which greatly improves the efficiency. The outer size of this machine matches that of the transported road marking machine. Technical Data of DY-RB Roll Booster: