Name of Ethnic Group: Muong (Moi, Mual, Moi, Moi Bi, Au Ta and Ao Ta).
Population: More than 914,600 people.
Locality: The largest population is concentrated in Hoa Binh Province and the mountainous districts of Thanh Hoa Province.
Customs and Habits: In former days, the "lang dao" system characterized Muong society. The "lang dao" ruled the Muong regions. A head of a "muong" was a "lang cun", "lang...