Eleven Wings, or Yi Zhuan, is a book that interprets Zhouyi. The contents of the book include ten pieces, such as the fluctuation of Xun, the fluctuation of items, the fluctuation of classical Chinese, the fluctuation of copula, divination, virtual divination and miscellaneous divination, so it is called "divination".

Zhuan Xu, also known as Tuanci, is divided into two parts to explain the meaning of the hexagrams in the Book of Changes.

Xiang Chuan, also known as Xiang Ci, is divided into two parts: Xiang, Gua and Yi Ci. Xiang Ci explains Gua and Yi Ci according to Xiang.

Classical Chinese is a small paper devoted to explaining the two hexagrams of "Gan" and "Kun".

Cohesion is an article that generally discusses the Book of Changes, with sixty-four hexagrams attached. It mainly explains the profound theory of "Tai Chi two instruments give birth to four images" and "One yin and one yang is the Tao", and it is also divided into two parts.

Shuo Gua explains eight "basic hexagrams", namely, dry hexagrams, easy hexagrams, easy hexagrams, stubborn hexagrams, gen hexagrams and Kun hexagrams.

The preface to hexagrams explains the arrangement order of sixty-four hexagrams.

Zagua is a short essay, usually placed at the end of Zhouyi.