PM390 is an all-in-one patching vehicle with heating panel, rotary hopper, emulsion asphalt spraying system and hand-held vibratory roller. The rotary hopper is capable of heating up 1800kg asphalt mix from room temperature to working temperature. A transformable heating panel can be spread out from 2.1m x 1.7m to 4.2m x 0.85m for repairing transverse crack. An option can be made to rotate the heating panel 90。for repairing longitudinal crack