For thousands of years, people have been exploring and studying the laws and rules of beautifying regular script. Outstanding contributors include the wisdom and courage of the Sui Dynasty, Zhang Huaiguan and Ou Yangxun in the Tang Dynasty, Chen Yizeng in the Yuan Dynasty, Mason Lee in the Ming Dynasty, Jiang Ligang, Wang Peng and Jiang Heng in the Qing Dynasty. At the end of the Qing Dynasty and the beginning of the Republic of China, Huang Ziyuan compiled the previous comments. This paper lists 90 kinds of regular script frame structures, simple formula comparison and standard typical examples. For more than 900 years, this post has played an important role in regular script teaching. So far, people still have some dictation formulas, such as "one word without two feet" and "horizontal length without stress" and so on. About excerpts from "92 Law". On this basis, Si Regret, Ou, Yan, Liu and Zhao split up the "92 Methods" series of copybooks. On the basis of studying and analyzing Dali regular script, this paper divides them into different styles, and selects typical examples of each style. The naming method of books is consistent with its calligraphy form. According to the characteristics of all kinds of regular script, the 92 rules have been revised to different degrees to make them consistent, and the absolute and one-sided words have been revised to make them appropriate. In order to accurately understand and apply various rules, the post is attached with 90 Methods of Interpretation of Regular Scripts, a simplified Chinese character comparison table and related calligraphy knowledge.