... .6) Inner : 80g offest paper7) Binding: thread binding,glue binding,glue and thread binding,saddle stitched binding,perfect binding(sewing binding),spiral binding,etc.8) MOQ: 1000PCS9) Experience: 16 ... boxes, paper bags, paper shopping bags, recycled paper hangers, calendars, spiral notebooks, school exercise books, books, magazines, catalogs and brochures , memo pads ...