Cardboard Book 1.Size:customized 2.Material: coated grey back board ;one side coated
board;250gsm--450gsm; 3.Manufacturing procedures: printing,surface
coating,die-cutting,laminating,case in ,dehumidify,trimming,cound
corners. 4.Various shapes and a lot of accessories can be add in such as
shape punching books,spiro binding books,board books with plush
toys, board books with music modules,pop-up books,etc.