L1 users: 43,000 (Wang and Mao 1995). Biaomin (Dongshan) has a much larger speaker population (approximately 35,700) than Jiaogong (Shikou; approximately 10,900).
Guangxi Zhuang Autonomous Region: Gongcheng Yao, Guanyang, and Quanzhou autonomous counties; Hunan province: Daoxian and Shuangpai counties.
6a (Vigorous). Language of recognized nationality: Yao.
Biao Min (Ao Yao, Biao Mien, Biaomin, Byaumin, Dongshan Yao), Jiaogong Mian (Chao Kong Meng, Shikou, Tsaukongmeng). Dialects Biaomin (Dongshan) and Jiaogong (Shikou) reportedly mutually unintelligible. Quite different from and unintelligible with Biao Mon [bmt] (Biaoman). Lexical similarity: 70% with Iu Mien [ium], 67% with Kim Mun [mji], 58% with Dzao Min [bpn].