2. Write fewer numbers, and use the width of the sector to write two or four words horizontally from right to left. Put it moderately, and you can write a few lines of fine print when you sign it, which is in harmony with the text.
3. The upper end is written in turn, and the lower end is written alternately, forming a pattern of scattered length, so as to avoid the situation that the upper end is sparse and the lower end is crowded, and achieve the harmony of the whole article. In this format, write a long line, about five words, and a short line or two. The signature should be wonderful, usually written at the back of the text, one line or several lines, that is, the seal is smaller than the signature.
4. Circular progressive calligraphy paper, which is called "Pufan" in calligraphy form.