Dali's Duan family is a fictional sect in the martial arts novel "Eight Dragons" created by Mr. Jin Yong. Its true existence has not been determined by history and archaeology. However, the Dali Duan family did exist in history. Its origins could be traced back to the Northern and Southern Dynasties and continued until the Ming Dynasty. Dali was an important political, economic, and cultural center in ancient China's Yunnan region. Its geographical location was between Dali City and Lijiang City in today's Yunnan Province. It was the home of the Bai people in Dali. In Jin Yong's novels, the Dali Duan family was a legendary sect. Many of its disciples were highly skilled in martial arts and had unique cultural and spiritual meanings. Although Dali's Duan family is fictional, the characters and plots have become an important part of Chinese literature and culture and are deeply loved by readers.