A paper box is a three-dimensional structure, formed by the movement, stacking, folding, and enclosing of several planar surfaces. In the three-dimensional composition, the surfaces play a role in dividing space, and by cutting, rotating, and folding the surfaces at different locations, different emotional expressions are achieved.

Paper box packaging primarily promotes and beautifies products through its exquisite design and decoration, enhancing their competitiveness. Since the shape and structural design of paper boxes are often determined by the characteristics of the packaged goods, there are numerous styles and types, including rectangular, square, polygonal, irregular paper boxes, cylindrical shapes, etc. However, the manufacturing process is generally the same.

Paper products packaging is a type that is widely used in the packaging industry. Cartons are the primary form of transport packaging, while boxes are extensively used for the sales packaging of various products such as food and electronics.