The following is an introduction to the printing regular size of the booklet:

1) Generally the most commonly used picture booklet printing size: A4 size, which is 210X285 we hear most often when printing picture booklet.
2) If you want to make a handy picture book printing size: A5 size, the picture book printing size is half smaller than A4 210X140.
3) The print size of the booklet that wants to save money than A4: B4 size, the size of the booklet is 260X185 smaller than A4.
4) Lightweight and cost-saving picture book printing size: B5 size, half smaller than B4, and a circle smaller than A5 picture book size.
5) Relatively high-end and atmospheric picture book printing size: generally use two picture book sizes of 250X250 or 285X285.
6) If you want to make high-end booklet, there is also a printing size: 370X250, which is also an optional size for high-end albums.
7) Very atmospheric and high-end picture booklet printing size: 420X285, generally only used to display high-end products, the number of prints will not be too much.
8) There is also a square picture booklet printing size: 210X210, but this size is about the same as the price of a printed A4 picture album, except that the quantity you print is large.
9) Some other booklet printing sizes: 128X250 album size, 138X285 album size, 140X105 album size, 125X285 album size and so on.

The following is a schematic diagram of the printing and opening of the booklet:

Depending on the specific industry, the performance is slightly different.
Booklet size
Common booklet printing size is 21*28.5. Finished booklet printing size: vertical version 285×420; horizontal version 420×285; vertical version 210×285; horizontal version 285×210; horizontal version 210×140; vertical version 140× 210 booklet paper: Paper specifications: 128, 157, 200, 250, 300 grams, special paper. Link method: nail link, glue link.

16 open size standard type
16 open: 210*285mm (finished product size) 214*289mm (plus bleeding size); positive 16 open: 185*260mm (finished product size) 189*264mm (plus bleeding size)

Long type:
16 open: 420*140mm (finished product size) 424*144mm (plus bleeding size); positive 16 open: 370*125mm (finished product size) 374*129mm (plus bleeding size)

8Opening size standard type
8 open: 420*285mm (finished product size) 424*289mm (plus bleeding size); positive 8 open: 370*260mm (finished product size) 374*264mm (plus bleeding size)

Long type:
8 open: 570*205mm (finished product size) 574*209mm (plus bleeding size); positive 8 open: 520*180mm (finished product size) 524*184mm (plus bleeding size)

4Opening size standard type
Generous 4 open: 420*570mm (finished product size) 424*574mm (plus bleeding size); positive 4 open: 370*520mm (finished product size) 374*524mm (plus bleeding size)

Long type:
Generous 4 open: 840*280mm (finished product size) 844*284mm (plus bleeding size); positive 4 open: 740*255mm (finished product size) 744*259mm (plus bleeding size)

32 open size standard type
32 open: 210*140mm (finished product size) 214*144mm (plus bleeding size); positive 32 open: 185*125mm (finished product size) 191*131mm (plus bleeding size)

Long type:
32 open: 285*100mm (finished product size) 289*104mm (plus bleeding size); positive 32 open: 255*90mm (finished product size) 259*94mm (plus bleeding size)

Choose the size of the album when printing the album. In addition to the above elections, there are other album sizes that are specially required by companies and enterprises, and they need to be customized according to the specific situation.