The Book of Songs is the earliest collection of poems in China. Poetry with a revenue of about 500 years from the early Western Zhou Dynasty to the middle of the Spring and Autumn Period (1 1 century to the 6th century). (In addition, there are six poems with no content, that is, no words, which are called poems), also known as "Three Hundred Poems". The pre-Qin dynasty was called "Poetry", or the integer was called "Poetry 300". In the Western Han Dynasty, it was honored as a Confucian classic, formerly known as The Book of Songs, which has been in use ever since. Mao Heng in Han Dynasty annotated The Book of Songs, so it was also called Mao Shi. Most of the authors of the poems in The Book of Songs cannot be verified. The area involved is mainly the Yellow River Basin, starting from Shanxi and eastern Gansu in the west, southwest Hebei Province in the north, Shandong in the east and Jianghan Basin in the south. Poetry is inseparable from music.
Regarding the classification of poems in The Book of Songs, there is a saying of "four beginnings and six meanings". "Four Beginnings" refers to four top poems: Feng, Elegance, Ode. "Six meanings" refers to "wind, elegance, praise, fu, comparison and glory". "Style, elegance and praise" are the classification of the Book of Songs according to different music, and "Fu, Bi and Xing" are the expressions of the Book of Songs. The Book of Songs is mainly composed of four words and miscellaneous words.