Tongdao Dong Autonomous County (simplified Chinese: 通道侗族自治县; traditional Chinese: 通道侗族自治縣; pinyin: Tōngdào Dòngzú Zìzhìxiàn) is under the administration of Huaihua, Hunan province, China. The southernmost, least populous, and least densely populated county-level division of Huaihua City, it borders the prefecture-level divisions of Shaoyang to the east, Liuzhou and Guilin (both Guangxi) to the south, Qiandongnan (Guizhou) to the west.
There are two Miao subgroups in Tongdao County, namely Hua Miao 花苗 (mjiu55 ken35) and Cao Miao 草苗 (mjiu55). The Cao Miao speak a Kam-Sui language.
- ^ Google (2014-07-02). "Tongdao" (Map). Google Maps. Google. Retrieved 2014-07-02.
- ^ Huaihua City Land Use Plan (2006–20)/《怀化市土地利用总体规划（2006-2020年）》.(Chinese) Accessed 8 July 2014.
- ^ a b "怀化市2010年第六次全国人口普查主要数据公报" (in (Chinese)). Huaihua Statistical Bureau/怀化市统计局. Retrieved 9 July 2014.
- ^ Tongdao Dong Autonomous County Ethnic Gazetteer 通道侗族自治县民族志 (2004).