Damp-proof carton

The utility model relates to the technical field of carton bodies, and discloses a moisture-proof carton which comprises a carton body, a moisture-proof cover and a moisture-proof cover. A moisture-proof device is arranged on the carton, the moisture-proof device comprises moisture-proof boxes which are symmetrically arranged on the two sides of the carton body, and a mildew-proof layer and an activated carbon layer are arranged in each moisture-proof box; the pulley blocks are symmetrically arranged on the inner side wall of the moisture-proof box, and the pulley blocks are in sliding connection with the portions, outside the mildew-proof layer and the activated carbon layer, of the outer frame correspondingly; the drying columns are arranged at the four corners in the box body, and the drying columns are in sliding connection with the inner side wall of the box body; the fixing assembly is arranged at the joint of the mildew-proof layer, the back of the outer frame outside the activated carbon layer and the