Local people attend the Sama Festival celebration event in Sanbao Dong Village in Rongjiang County, southwest China's Guizhou Province, March 28, 2026. Sama was the name of a heroine in ancient maternal society of Dong people. The Sama Festival, enlisted as one of the national intangible cultural heritages in 2006, is held to commemorate their ancestor. (Photo by Yang Wenshu/Xinhua)

Local people attend the Sama Festival celebration event in Sanbao Dong Village in Rongjiang County, southwest China's Guizhou Province, March 28, 2026. Sama was the name of a heroine in ancient maternal society of Dong people. The Sama Festival, enlisted as one of the national intangible cultural heritages in 2006, is held to commemorate their ancestor. (Photo by Wang Bingzhen/Xinhua)

An aerial drone photo shows local people attending the Sama Festival celebration event in Sanbao Dong Village in Rongjiang County, southwest China's Guizhou Province, March 28, 2026. Sama was the name of a heroine in ancient maternal society of Dong people. The Sama Festival, enlisted as one of the national intangible cultural heritages in 2006, is held to commemorate their ancestor. (Photo by Yang Wenshu/Xinhua)

Local people attend the Sama Festival celebration event in Sanbao Dong Village in Rongjiang County, southwest China's Guizhou Province, March 28, 2026. Sama was the name of a heroine in ancient maternal society of Dong people. The Sama Festival, enlisted as one of the national intangible cultural heritages in 2006, is held to commemorate their ancestor. (Photo by Li Changhua/Xinhua)

Local people attend the Sama Festival celebration event in Sanbao Dong Village in Rongjiang County, southwest China's Guizhou Province, March 28, 2026. Sama was the name of a heroine in ancient maternal society of Dong people. The Sama Festival, enlisted as one of the national intangible cultural heritages in 2006, is held to commemorate their ancestor. (Photo by Li Changhua/Xinhua)

Local people attend the Sama Festival celebration event in Sanbao Dong Village in Rongjiang County, southwest China's Guizhou Province, March 28, 2026. Sama was the name of a heroine in ancient maternal society of Dong people. The Sama Festival, enlisted as one of the national intangible cultural heritages in 2006, is held to commemorate their ancestor. (Photo by Wei Guijin/Xinhua)

A drone photo shows local people attending the Sama Festival celebration event in Sanbao Dong Village in Rongjiang County, southwest China's Guizhou Province, March 28, 2026. Sama was the name of a heroine in ancient maternal society of Dong people. The Sama Festival, enlisted as one of the national intangible cultural heritages in 2006, is held to commemorate their ancestor. (Photo by Wei Guijin/Xinhua)

Local people attend the Sama Festival celebration event in Sanbao Dong Village in Rongjiang County, southwest China's Guizhou Province, March 28, 2026. Sama was the name of a heroine in ancient maternal society of Dong people. The Sama Festival, enlisted as one of the national intangible cultural heritages in 2006, is held to commemorate their ancestor. (Photo by Wei Guijin/Xinhua)