280,000 in China (Bradley 2007). Population total all countries: 530,350.
Southwest Yunnan Province, Simao prefecture, Lancang Lahu, Menglian Dai, Lahu, and Va autonomous counties; Lincang prefecture, Gengma Dai, and Va autonomous counties. Also in Laos, Myanmar, Thailand, Viet Nam.
Na (Black Lahu, Lohei, Musser Dam, Northern Lahu), Nyi (Musse Daeng, Red Lahu, Southern Lahu), Shehleh. Standard dialect: Na. Black Lahu dialect and Lahu Shi [lhi] have difficult intelligibility. Lahu Shi and Kucong Lahupu (White Lahu dialect, in Zhenyuan County, China) are distinct.
Officially classified within Lahu nationality. Traditional religion, Buddhist, Christian.