1. The die-cutting machine makes 35-degree hard elastic rubber die-cutting one million times, and the board surface does not collapse.
2. The die-cutting machine die-cuts large-area carton die without breaking the board.
3. The slit of the blister die is not deformed when punching.
4. The board does not crack when the cartoon knife is small.
5. When the board is placed at room temperature, the board will not deform.
6. The sheet is not glued during laser cutting.