The carriage adopts four layers of modern technics to accomplish the compound that adopts the steel plate of cold rolling which can create the effect of static electricity shield, adopts the anti-burning foam attached at the centre, puts the three-ply board as lining and the aluminium alloy as inside decorative plate. The horizontal ring which is used to transport the goods is fixed in the carriage, anti-burning smoke alarm, the guarding alarm against theft which is assembled on the door, the rubber of anticollision and guarding against the static electricity. The rubber of guarding against the static electricity is padded on the anti- explosion steel plate. The consumer can select to assemble the anticollision with cutting off the oil device and the TV monitor unit, GPS (global wireless position system) and the container tank that prevents explosion.