There are 600 articles introduced in this book, and they could be categorized into 15 columns based on their length. Besides, they are all ordered according to the sequence of Yin, Heng, Zhuang, Min, Xi, Wen, Xuan, Cheng, Xiang, Zhao, Ding and Ai in Spring and August. Zuo Zhuan, Zhu written by Duyu, Shu written by Kong Yingda and Notes of Collation cited in this book comply with edition published in 1980 by Zhonghua Book Company.