----- Nội dung ảnh ----- 1. There are about 7,000 Katu people. 2. They live mainly in Thua Thien – Hue and Quang Nam Province. 3. The Katu are very friendly and simple. 4. Their traditional dances are the lung tung for males and the ya ya for females. 5. They hold the rice spirit feast just before planting and harvesting rice. 6. The Katu are well-known for their annual buffalo-sacrifice ceremony. 7. Katu women traditionally tattooed their faces, but this custom has been dying out in recent decades. 8. The Hmong Group is one of the most popular ethnic minorities of Vietnam. 9. It is more than 300 kilometers from Hanoi to Ha Giang where the Lolo people live. 10. The Viet (or Kinh) is an ethnic group which has the biggest number of population in our country.