2:
+ Northwest region: Viet, Hmong, Lao.
(Khu vực Tây Bắc: Việt, H’mong, Lào.)
+ Northeast region: Viet, Hmong, Nung, Tay.
(Khu vực Đông Bắc: Việt, H’mong, Nùng, Tày.)
+ Red River Delta: Viet.
(Đồng bằng sông Hồng: Việt.)
+ The Central Highlands: Viet, Bahnar, Brau, Ede, Giarai, Sedang.
(Tây Nguyên: Việt, Bana, Brâu, Ê Đê, Gia Rai, Sê Đăng.)
+ Mekong River Delta: Cham, Khmer, Viet.
(Đồng Bằng sông Mê Kông: Chăm, Khơ-me, Việt.)
3. Viet group:
- Location: everywhere in the country.
- Festival: They often celebrate many festivals during the year. (Example: Tet, Mid - Autumn,...)
- Foods: have many kinds of food from North to South.
- Costume: They have the traditional costume: Ao Dai, Ao Ba Ba..
