The significance of the origin of China's ancient music: Waiting for people comes from the first chapter of Lu's Spring and Autumn Music. The song of waiting for people, which sings the ardent expectation for lovers, has become the pioneering work of southern music, the so-called "southern music" in ancient music history. The systematization of China's ancient music history helps to construct a scientific research system of music theory and practice. The perfection and development of the theory and practice of music discipline depends on rich experience and lessons of music practice, and the study of ancient music history in China provides a large number of vivid cases of music practice. Through systematic arrangement and study, people can further understand the inherent law and development trend of music development in the exploration and teaching of ancient music history in China.