5,690 (1999 census). Ethnic population: 8,180 (2009 census).
Lai Chau and Son La provinces, along Red and Black rivers.
None known. Reportedly similar to Qabiao [laq].
In one village in Son La Province it is moribund, spoken only by those over 50; while in several villages in Lao Cai it is still spoken but potentially endangered (Bradley 2007). Mainly older adults. Those under 50 speak Thai [tha] and dress like the Tai Dam.
La Ha is an official community who live together with the Thai and Kháng. Traditional religion.