The central axis of Beijing is the soul and backbone of Beijing city，and the premise of the central axis is to clearly explain the cultural connotation contained in the central axis，and express the inclusiveness of Chinese civilization across time and space and the continuity of ancient and modern communication. The application and dissemination of the central axis will contribute to the overall protection and protection of the old city，enhance the heritage of Beijing’s historical and cultural city，and promote the people’s understanding of the history and culture of Beijing.