The utility model discloses a waterproof and fireproof office folder. Two fixing plates, supporting legs are welded to the bottoms of the two fixing plates. Rubber blocks are bonded to the outer wallsof the bottoms of the supporting legs. A fixing hole is formed in the outer wall of one side of the fixing plate; a fixing hole is formed in the fixing plate, a first bearing is welded to the inner wall of the fixing hole, a manual telescopic rod is fixed to the top of the fixing plate through a bolt, a mounting plate is fixed to the top of the manual telescopic rod through a bolt, a mounting hole is formed in the outer wall of one side of the mounting plate, and a second bearing is welded to the inner wall of the mounting hole. According to the utility model, the storage cylinder can be driven to rotate; files can be conveniently placed and taken from the side face, the flexibility of the device is improved, water can be rapidly guided and prevented from being accumulated when meeting water, the waterproof performance of the device is improved, the limiting sliding blocks can slide in the limiting grooves, the fireproof roller shutter is wound around the storage barrel and the fixingrings, high temperature is isolated, and the fireproof performance of the device is improved.