Qin established the first unified multi-ethnic country in Chinese history. Sinicization educated public opinion and made unification an unchanging identity of the Chinese people for two thousand years.In that era when all parties were involved, people worked hard throughout their lives in the mountains, rivers, lakes and seas, and slowly built a civilization in the long history of history.

Relying on a century of Chinese archaeological discoveries, historical relics are analyzed from the Qin Dynasty wooden cubes unearthed from the ruins of the ancient city of Liye in Hunan, the Qin Dynasty palace ruins on the Bohai Bay, the Qin Zhidao ruins, the Nanyue Palace Garden ruins in the Han Dynasty, and the tomb of Haihun Hou., see through things and see people, decode the historical process of the unification of the Qin and Han dynasties, and pursue the historical answer to the pluralism, unity and sustainable development of the Chinese nation and Chinese civilization.