The Book of Songs: the earliest collection of poems in China, which is divided into three parts: style, elegance and ode. Among them, Wind is a local folk song with 15 national styles and 160 songs. "Elegance" is mainly court music songs, divided into elegance and vulgarity, 105; Ode is mainly ancestral temple music songs, with 40 songs. The main methods of expression are fu, bi and xing. "Fu" means paving the way, "Bi" means figuratively, and "Xing" means saying something else first to arouse the words to be sung. Folk songs have the highest ideological value and artistic value in The Book of Songs. "Hungry people sing about their food, and laborers sing about their affairs." Vatan, Storytelling and Mang are Feng's representative works. The Book of Songs has a far-reaching influence on the development of poetry in later generations, and has become the source of the realistic tradition of China's classical literature.