Area where west Hunan Province and north Guangxi Zhuang Autonomous Region meet, southeast Guizhou (Yuping autonomous county); Guangxi Zhuang Autonomous Region, 20 contiguous counties.
6a (Vigorous). Language of recognized nationality: Dong.
Tonal, 9 tones.
Ethnic autonym: Kam; Dong is Chinese name. Traditional way of life relatively undisturbed. Traditional religion.