Which side of Dutch white cardboard is used?

Heads. By inquiring about the packaging instructions of Dutch white cardboard, we know that Dutch white cardboard has two sides, the front is smooth and the back is textured rough. Under normal circumstances, the smooth surface is used for writing and painting, and the result looks particularly beautiful. Cardboard is a kind of thick paper between paper and cardboard. Cardboard is paper with a weight of more than 120g per square meter, which is used for postcards, cards, album liners, etc.