First, the sentences are mainly four or six sentences, which are patchwork and pursue parallel antithesis.
Second, it requires harmony in phonology.
Third, pay attention to algae decoration and allusions in language. ?
Fourth, the content focuses on writing scenery and expressing emotion through scenery. Antithesis and algae decoration are a major feature of Han Fu. After a long process of evolution, it developed to the middle Tang Dynasty. Under the influence of the ancient prose movement, there appeared a trend of prose, which did not talk about parallel prose and rhythm, and the sentence patterns were uneven and the rhyme was relatively free, forming a fresh and smooth prose momentum, called "Wen Fu".
Extended data:
Fu is a style in ancient China, which pays attention to literary talent and rhythm, and has the nature of poetry and prose. It is characterized by "eulogizing prose and writing ambition in kind", focusing on writing scenery and expressing emotion through scenery.
The development of Fu has gone through several stages: it first appeared in hundred schools of thought's prose and was called "short Fu"; Qu Yuan's "Sao Style" is a transition from poetry to fu, which is called "Sao Fu". The style of Fu was formally established in the Han Dynasty, which is called "Ci Fu". After Wei and Jin Dynasties, it developed in the direction of parallel prose, which was called "parallel prose". In the Tang Dynasty, it changed from parallel prose to regular prose, which was called "law fu".
In Song Dynasty, Fu appeared in the form of prose, which was called "Wen Fu". Famous Fu include: Fu of Epang Palace by Du Mu, Fu of Luoshen by Cao Zhi, Fu of Autumn Sound by Ouyang Xiu, Fu of Thousand Cliffs by Su Shi, Fu of Sorrow for the South of the Yangtze River by Yu Xin, etc.
Baidu encyclopedia-fu