(1) sheet is rolled out flat pallets, so relatively simple and easy to change product specifications, adjust the easy to operate, easy to implement and carry out a comprehensive computer-controlled automated production; (2) the shape of the plate simple card board manufacturers into volume production pallets wholesale manufacturers, and the largest amount in the national economy, but it must be able to achieve high-speed rolling production; (3) due to thickness ratio and surface area are large, so the production of rolling a lot of pressure, up to hundreds Newton million to tens of millions of card board wholesalers, and therefore the complexity of a large mill equipment, and the product width, thickness and flatness of dimensional accuracy and surface quality control has become very difficult and complicated. 5.1.7 plywood structural plywood structure with defined mechanical performance requirements of plywood. 5.1.8 Combination star star plywood veneer plywood texture arranged in a star group of blanks made of plywood. 5.2 veneer core plywood with a sandwich board core plywood. 5.2.1 blockboard Blockboard made of wood core board composition, can be glued between the wood, glued or not. Card board card board manufacturers _ _ Dongguan Ying Yi Packaging Materials Co., Ltd., Dongguan City surplus benefits provided by the packaging materials Limited. Dongguan Ying Yi Packaging Materials Co., Ltd. (www.dgyybz.com/) strong, credible, product packaging design and processing industry in Dongguan, Guangdong has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Dongguan Ying Yi Packaging Materials Co., Ltd., and you hand in hand into the brilliant, for a better future!