Paper Corner (also known as Corner board, edge board, corner posts, paper angle iron): 
 Paper Corner paper is internal to the external tube with sand paper, leather re-paste noodles, after care-angle setting from repression, for the stacking of goods, the support force to strengthen the edge of the packaging or the product side to prevent collision damage, corner, top, other end of the edge, so that products are effectively protected. Paper corner convenience packaging, attractive and durable, 100% recycled materials. Is ideal for new green industries packaging materials. Are widely used in electronic appliances, high-tech products, home products such as packaging and Ju transport.