duplex paper board, manufactured based on high-quality materials and advanced technology, has reasonable structure, excellent performance, stable quality, and long-lasting durability. It is a reliable product which is widely recognized in the market.We guarantee that all of our products can meet the with strict QC procedure strictly conducted.NEW BAMBOO PAPER guarantees grey paper board to be high-quality by carrying out highly standardized production. Compared with other products in the same category, it has the following advantages.