Marker on the pavement marking to be cleared first daub thixotropic paint remover, make its and cleared the way for a good contact with paint, the paint remover, under the action of infiltration in 2-10 min road paint, swelling, peeling, softening, separation, loss and other physical and chemical changes. Except for the line machine upon the thixotropic phenomenon fully combined with the corresponding mechanical equipment to clean. Type line machine back and forth between type line machine is mainly used to remove the road is not easy to sweep off or blow away the stubborn stains, particularly for removal of oil into the pavement voids and coatings, etc. The effect is very good.