The invention discloses a displaying paper box. The displaying paper box comprises a box body. A supporting frame-shaped frame is arranged at the top of the inner side of the box body. A convex edge is arranged on the front side of the top of the supporting frame-shaped frame. The rear side of the top of the supporting frame-shaped frame and one side of a V-shaped rear supporting plate are integrally formed. A displaying bin plate is fixed to the position, from the other side to the middle, of the V-shaped rear supporting plate, the V-shaped rear supporting plate. A displaying piece storing straight slot is formed in the displaying bin plate. A transparent backup plate is arranged on the side, close to the V-shaped rear supporting plate, of the displaying piece storing straight slot. The thickness of the displaying bin plate is not larger than the width of the convex edge. The displaying paper box is simple in structure and high in practicability, and exterior displaying can be achieved; and meanwhile, in the conveying process, products can be protected, and damage to the products in the paper box after collision occurs and the paper box is squeezed is avoided.