8k paper is larger than commonly used A4 paper, and the available space is very large. It is generally recommended to fold the paper vertically into several pieces, draw vertical lines, write the questions vertically, mark the questions clearly, and leave some gaps between each question and each question. This will be neat, just like writing math homework with exercise books.

The paper size with positive degree of 8 is: white material 270mm×390mm, finished product 260mm×370mm；; ; The size of Dafang No.8 paper is 420× 285 mm, but generally speaking, it is in accordance with the international principles, so the size of 8k paper is 420mm * 285mm, and the size of a4 paper is 2 10mm * 297mm, so one 8k paper is equivalent to two A4 papers.