L1 users: 300 (2002 J. Edmondson).
Ha Giang province, Yen Minh district, Dong Van district, Pho La and Dong Van communes.
8b (Nearly extinct). Language of recognized ethnic group: Co Lao.
Part of the Co Lao 2,636 (2009 census) official ethnic community. Not mutually intelligible with Red Gelao (2002 J. Edmondson). Traditional religion.