The introduction of Shuowen Jiezi is as follows:

1. "Shuowen Jiezi", referred to as "Shuowen", was compiled by Xu Shen, a classical scholar and philologist of the Eastern Han Dynasty. Chinese reference books. "Shuowen Jiezi" is China's earliest Chinese dictionary that systematically analyzes Chinese character forms and etymology. It is also one of the earliest dictionaries in the world.

2. "Shuowen Jiezi" contains fifteen volumes, of which the first fourteen volumes are text explanations, with the prefixes written in small seal script. When this book was compiled, it gave a detailed explanation of the "Six Books" for the first time, explaining the source of the fonts word by word; the fifteenth volume is a narrative, recording the emergence, development, function, structure and other aspects of Chinese characters, as well as the author's creation Purpose.

3. "Shuowen Jiezi" is the earliest Chinese dictionary organized by radicals. The whole book is divided into 540 radicals and 9353 characters. There are also 1163 "Chongwen" (i.e. variant characters) and 10516 characters.

4. The original book "Shuowen Jiezi" was written between the twelfth year of Yongyuan (100 years) of Emperor He and the first year of Jianguang (121 years) of Emperor An of the Han Dynasty. In the third year of Yongxi reign of Emperor Taizong of the Song Dynasty (986), Emperor Taizong of the Song Dynasty ordered Xu Xuan, Ju Zhongzheng, Ge Tuan, Wang Weigong and others to write "Shuowen Jiezi", which was divided into 30 volumes, and engravings were ordered to be circulated and studied by future generations. "Shuowen" was mostly based on this edition. For example, Duan Yucai's annotated edition of Qing Dynasty used this edition of "Shuowen" as the manuscript for annotations.

5. "Shuowen Jiezi" is the foundation work of scientific philology and documentary linguistics, and plays an important role in the history of Chinese linguistics.