Corrugated box is composed of three layers of paper, which are inner and outer layers of face paper and middle layer of pit paper. This type of material can improve the level of packaging technology for the following reasons:

Durability, light material, high weight ratio, product protection, high cost performance and environmental protection;

To sum up, although these differences seem insignificant. But it is easy to see that cardboard boxes are more suitable for cards or grain boxes. On the other hand, corrugated boxes are the choice of transportation packaging materials. When forming boxes, corrugated cardboard is an ideal choice for transportation because they are very strong, durable and easy to recycle.