Introduction to the relief sculptures of 56 national symbols: The 56 national symbols are engraved on the rotating trunk of the Millennium Monument and surround the outer wall. Each decorative relief is 140cm long, 140cm wide and 3cm high. It is carved from beige granite produced in Fujian. The decoration is generous, solemn and simple, and clearly reflects the artistic styles of various ethnic groups, as well as the overall coordination. feel. The 56 ethnic patterns symbolize the national spirit of unity and unity of China's 56 ethnic groups and reflect the strong cohesion of the Chinese nation.