Is Preface to Lanting Collection a poem?

Preface to Lanting Collection is not a poem, but the genre of Preface to Lanting Collection is a preface.

Preface is a style, there are two kinds. One is the preface, and the other is the preface of the book. The latter is usually written in front of a book or anthology, mostly introducing the content and characteristics of the book, the process of writing this book, the purpose of writing this book and so on. Some are similar to expository writing, some are similar to narrative writing, some are like expository writing and some are like prose. Most of these are written for poetry collections. Preface to Lanting Collection is such an article.

Preface to Lanting Collection is also called Preface to Lanting Collection, Preface to Lanting, Preface to He Lin, Preface to Zan and Zan Tie. On March 3rd, the 9th year of Yonghe in the Eastern Jin Dynasty (AD 353), 4/kloc-0 military and political dignitaries such as Wang Xizhi, Xie An and Sun Chuo "wrote poems" in Yinshan Lanting (now Shaoxing, Zhejiang). At the meeting, Wang Xizhi wrote a preface for their poems. The Preface to the Orchid Pavilion narrates the beauty of the landscape around the Orchid Pavilion and the joy of the party, and expresses the author's feelings about the impermanence of life and death.