The invention relates to a bulletin board, in particular to a bulletin board for fire-fighting knowledge publicity. The technical purpose of providing a height-adjustable and long-service life bulletin board for fire-fighting knowledge publicity is achieved. In order to achieve the technical purpose, the bulletin board for fire-fighting knowledge publicity comprises bases, support rods, a containing plate, a lifting device, baffles, first sliding rails, first sliding blocks and the like; the support rods are symmetrically arranged on the left side and the right side of the bottom of the containing plate, the bases are arranged at the bottom ends of the support rods, a lifting device is arranged in the middle of the containing plate, the baffles are arranged on the top of the containing plate in a bilaterally symmetrical mode, the first sliding rails are arranged on the inner sides of the baffles, the first sliding blocks are connected to the inner sides of the first sliding rails in a sliding mode, and a publicity plate is connected between the first sliding blocks. According to the bulletin board, the lifting device drives the publicity board to move up and down, fire-fighting knowledge publicity paper posting can be easier and more convenient, a rain shielding device is additionally arranged, and then the bulletin board can be protected on rainy days.