2. Draw another A4-sized rectangular (2 10*297) horizontal version.
3. Leave three millimeters of bleeding.
4. Triple is divided into three parts. Draw three rectangles, namely100 * 210100 * 21097 * 210. Put them in the A4 rectangle you just drew.
5, so all three parts of the 30% discount are ready, but the single page is front and back, so copy the other one we made and drag it to the side, one is front and the other is back.
6. When three folds are connected, the second fold from left to right, that is, the middle fold, is the back cover, and the third fold, that is, the right fold, is the back cover. The leftmost fold is generally printed with company profile, and the third fold on the reverse side is printed with product content.