Large 16 format: 262× 187mm, small 16 format: 260×184 mm;
Big 32 format: 203× 140mm, small 32 format:184×130mm;
Big 64 format:13/kloc-0 /×101mm or 130×99mm,
Small 64 format: 127×95mm or 125×92mm.
The above layout size can be increased or decreased according to the requirements of the publishing house, and the general situation is1mm.
Picture books generally have 64 faces, which is the traditional layout since the founding of the People's Republic of China, with a horizontal length of 127mm and a width of 92 mm..