4042 inner paper board products are offered for sale by suppliers on Alibaba.com, of which paper & paperboards accounts for 1%.
A wide variety of inner paper board options are available to you, such as craft, photo frame and bread.You can also choose from wood pulp, mixed pulp inner paper board,as well as from chemical-mechanical pulp inner paper boardAnd whether inner paper board is offset printing, {2}, or {3}.