Paper is packaged in the form of

1, web: for rotary printing used in rolls of paper, its width is generally a fixed size, the length can be up to several thousand meters, in the printing can be transmitted continuously, mainly for printing newspapers, supermarkets, promotional posters and other printed materials printed in relatively large quantities.

2, flatbed paper: sheet printing with the paper cut into rectangles for flatbed paper. In printing, the paper is always a sheet in, and then a sheet out, no matter how fast the process, always a sheet, which is called "sheet printing", which is the majority of books, albums, posters using the printing method.