Hollow board packaging box is made by deep processing of hollow board, which has the characteristics of environmental protection, moisture resistance, waterproofing, oil stain resistance, shock resistance, friction resistance, and compression resistance. It can be designed into packaging boxes with different performance according to the size of the user's product, and matched with exquisite printing. While effectively protecting the product, it greatly enhances its quality. And it can be repeatedly rotated, foldable for transportation, saving transportation costs.