The evolution of China's ethnic groups is closely linked to the country's development. The Han ethnic group, the largest in China, has played a key role in forming the Chinese nation. The Han people are known for their compromising nature and differences between Northern and Southern Hans. Research on Chinese ethnic culture should not overlook the Han. The nomadic economy in North China and farming economy in the South have influenced each other, showing the nation's compromising nature and relationships among different ethnic groups.