In which dynasty did ancient poetry begin?

The traditional poetry with textual research can be traced back to the ancient folk song "Song of Digging the Earth": Do it at sunrise, rest at sunset, dig a well and drink, plow and eat, emperor, what power does it have for me? The earliest collection of poems in the history of China literature, The Book of Songs, appeared in the Zhou Dynasty. It collected 500 years of poems from the early Western Zhou Dynasty to the mid-Spring and Autumn Period, and selected 305 poems. The Book of Songs is divided into three parts: style, elegance and vulgarity, and fu.