Yan Zi in the Spring and Autumn Period, edited by Wang Chenglue, is an ancient book with distinctive features, which is called the oldest collection of legends and stories in China. Yan Zi in the Spring and Autumn Period not only has the characteristics of Zishu, but also has the features of historical books such as the Policy of Warring States. It consists of eight volumes and consists of short stories. It depicts Yanzi and the figures around him. The historical facts contained in it can be verified with Zuo Zhuan, Guo Yu, Lyushi Spring and Autumn Annals and other books.