The packaging box is generally used as the middle product packaging, which is between the inner packaging and the outer packaging. Therefore, when making a packaging box, the user must first determine the size of the packaging box. When determining the size, pay attention to the following:
1. When the customer provides the sample box, in order to ensure the inner diameter or outer diameter measurement standard, we can measure and determine the size of the sample box by the position of the slot;

2. When the size of the packing box is directly provided by the customer, it should be clear whether it is the inner diameter size or the outer diameter size;

3. When designing a packaging box for a customer based on the product being packaged by the customer, factors such as the characteristics of the packaged product, the arrangement of the packaging, the size of the corrugated box lining and cushioning materials, and equipment limitations