Hollow profiled paperboard hardcover book
| Product description | cover | Text |
| size | 180*180mm | |
| paper | 250G grey bottom white board +2MM Grey Board | 250G grey bottom white board 4 expansion face |
| printing | 4C/0C | 4C/0C |
| surface treatment | Dumb film + local UV | Full light oil |
| binding | Paperback binding Butterfly | |
| packing | five layer carton | |
| remarks | Can die cutting a variety of shapes, a variety of processes can be flexible | |
