He stop driving and parked his trailer at emergency parking and put the cone. Then he called to his supervisor. While he was parked for waiting Pxt mechanic there was 3’rd party truck was hits with right rear bumper of Pxt trailer. After that the 3’rd party truck was escape. So, right rear bumper was dent, rear light was broken, the trailer tank have marked. Then the driver went to police station for reporting. Nobody injured.