In the Peach Blossom Spring, the society of Da Tong was described as follows: High walls were everywhere, and there was not a single inch of excess land. The entire country was enveloped in a quiet and harmonious atmosphere. People lived in a rich and healthy environment, with rich food and luxurious clothes, and everyone was equal. There was no gap between rich and poor. There were no thieves, wars, diseases, or pain in the territory, and the lives of the people were filled with happiness and joy. Everyone here abides by public morality, respects others, loves each other, and makes progress together. The social division of labor here was clear. People were engaged in their own work and cooperated with each other to build a harmonious and beautiful home. Here, people had no worries, no worries, and no fights or wars. The world here was peaceful, quiet, beautiful, and harmonious. Through the description of the Peach Blossom Spring, we can see that the Datong society in the Peach Blossom Spring has the following characteristics: 1. equality: all people are equal, there is no gap between rich and poor, there is no class difference. 2. Harmony: There are no thieves, wars, diseases, and pain in the territory. People's lives are full of happiness and joy. 3. Clear division of labor: People are engaged in their own work and cooperate with each other to build a harmonious and beautiful home. 4, abide by public morality: people abide by public morality, respect others, love each other and make progress together. 5. Peace: There are no worries, no worries, no struggles, and no wars. In the story of the Peach Blossom Spring, the Great Harmony Society was a world of equality, harmony, clear division of labor, compliance with public morality, peace and beauty, which reflected the yearning and pursuit of the Great Harmony World in ancient China.