The utility model relates to a packing box, in particular to a gift box for packing gifts. The utility model comprises a rectangle frame; a gift shelf is arranged in the rectangle frame, and the gift shelf is provided with a gift base. The four angles on the front side of the rectangle frame are fixed with a transparent sheet through a screw, and the nut cap is screw connected with a nut blind. The back side of the rectangle frame is provided with a box cover, and the width of the box cover is larger than the width of the inner edge of the rectangle frame. The length of the box cover is the same as the length of the inner edge of the rectangle frame. One side of the long edge of the box cover is provided with a fastener, and the inside along the long edge at the bottom of the rectangle frame is provided with a notch. The depth of the notch added with the width of the inside of the rectangle frame is not more than the width of the box cover. Because the nut cap is screw connected with a nut blind which can be made into various shapes according to requirement, the gift box is provided with beautiful external appearance. The box cover is fixed through the notch and the fastener, so it avoids the monotony of structure in the prior art and increases the aesthetic feeling and novelty of the gift box.