龙胜理苗（“苗”泛指明清时期生活在湘桂边界的苗、瑶、侗等民族）厅，建于乾隆六年（1741年），撤于民国元年（1912年），历时171年。是清政府在湘桂边界设立的，治理龙胜桑江流域及湖南极少部分地区少数民族的特别行政机构。设于龙胜寨，距湖南宝庆理瑶同知府（乾隆五年设于 Longshengli Miao (“Miao” refers to the Miao, Yao and Dong ethnic groups living in the border areas of Hunan and Guangxi in the Ming and Qing Dynasties) was established in Qianlong six years (1741) and was withdrawn in the first year of the Republic of China (1912) 171 years. It is a special administrative organ set up by the Qing government on the border between Hunan and Guangxi and governing minorities in Longsheng Sangjiang Basin and a very small part of Hunan. Located in Longsheng Walled, away from Hunan Baoqing Li Yao Tongzhi House (Qianlong five years in located