The utility model discloses an office supply box. Including a support base, the outer wall of the top of the supporting base is connected with a first supporting plate through bolts. The outer wall ofthe center of the top of the first supporting plate is connected with a supporting box body through bolts; first through holes are formed in the first supporting plate and the outer wall of the center of the top of the supporting box body, the inner walls of the two first through holes are connected with the same vertically-arranged supporting column through bolts, and a first groove is formed inthe outer wall of the center of the top of the supporting base. The utility model provides an office supply box. Supporting pipe, a writing pen can be stored in the supporting tube; in addition, a pressing block, a rubber block and a second spring are arranged at the bottom of the supporting pipe, the writing pen can be ejected out of the supporting pipe by pressing the pressing block, the writing pen is effectively prevented from being clamped in the supporting pipe, and the very convenient pen taking effect is achieved.