One of the theories of the origin of music, the labor theory, is recorded in an ancient book.

One of the theories about the origin of music, the theory of labor, is recorded in the ancient book Lv Chunqiu. The long and primitive music activities created the early music culture and human civilization. Lu's Spring and Autumn Annals, also known as Lu Lan, is a masterpiece compiled by scholars under the auspices of Premier Qin. This book was written on the eve of Qin Shihuang's unification of China.