1,100 (2002 J. Edmondson).
Ha Giang province, Meo Vac and Dong Van districts; also Cao Bang province.
6a (Vigorous). Language of recognized ethnic group: Lo Lo.
Many uvular consonants, tense-lax voice quality; tonal, 5 tones.
Yi script [Yiii].
Part of the Lô Lô official ethnic community (4,541, 2009 census).