The ancient commentator, now recognized as a modern person, is from Qinglong County, Guizhou Province, and Luoping County, Qujing City, Yunnan Province. According to the Book of the Later Han Dynasty, the "Putou" tribe who lived in Xingrenfang Racecourse in Guizhou at that time was an ancient Jieshuo people, and then gradually migrated to the west. Now Qinglong people and Sanbao Dong people are descendants of ancient Jieshuo people.