A carton with a thickness of more than 5 layers, with long blade marks on the side, preferably wider than the front and rear blade marks, which is higher than the thickness of a carton
For cartons with a thickness of more than 5 layers, the crack marks of long blades on the side are better than the crack marks of front and rear wide blades, which is higher than the thickness of one carton
For cartons with a thickness of more than 5 layers, the side edges are marked with long leaves, preferably one carton thickness higher than the front and back wide leaves.