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cardboard protector

These are related to the cardboard protector news, in which you can learn about the latest trends in cardboard protector and related information industry, to help you better understand and expand cardboard protector market.

Paper corners are mainly used in the outer packaging of honeycomb carton boxes and carton boxes. With the continuous increase of market demand, the paper corners began to change its previous shape, and appeared around the corners, sheet metal bending paper corners, U-shaped paper corners, etc.In the