In the process of 40% folding printing, in order to facilitate batch cutting and printing operation, it is also known that the size can be expanded by 386 mm * 216 mm.

In recent years, with the development of printing industry, some fourfold are more suitable for advertising industry, which is portable, compact and exquisite. Its size is 2 10 mm *285 mm, and it is 420 mm *285 mm in order to increase the publicity effect and enrich the content. This is a new type of four-layer laminated product produced in recent years.

Extended data:

Four-fold folding is a kind of folding, which is mainly a working process of folding printed sheets into book stickers with the size of book layout in page number order, or folding large-format printed sheets into certain specifications and formats as required.

Folding is the working process of folding printed sheets into book stickers with the size of books and periodicals according to the page number order, or folding large-format printed sheets into certain specifications and formats as required. Folding is the process of folding printed large format paper into a booklet by machine or hand according to the page number sequence marked on it and the specified format size, which is the main work of the booklet.

60% discount is to print large format paper, and it is the main job to fold it into a book by machine or hand according to the page number order and the size of the specified format.

Four-fold method: vertical folding, parallel folding and mixed folding of heavy objects, including folding, folding, folding, single folding and double folding.