A style with rhyme is called rhyme, such as ballads, poems, eulogies and inscriptions. Since the Six Dynasties, all prose articles, including ancient books and historical books, which have not been sorted out and rhymed, have been called prose. Parallel prose is an important form of poetry. It is characterized by paying attention to the mutual symmetry of syntactic structures in sentences. Generally, two compound sentence appear in pairs until the end of the article, and generally four sentences and six sentences are used, which are called "parallel pairs" and "four or six". Pay attention to the hierarchy and relativity of pronunciation; Pay attention to allusions and ornamentation when using words.

Preface to Lanting Collection, Poem of Returning and Preface to Wang Tengting, which senior one learned, are all parallel prose. Fu on the Red Wall is a prose parallel prose, which the author calls "prose poem". Yueyang Tower is an essay with rhyming sentences, which is called "prose with rhyming culture" by the author.