Tay Bac has provinces such as Lai Chau, Son La, Lao Cai, Yen Bai and Hoa Binh. Each ethnic group in Tay Bac has their own special dance. Besides the Thai people’s Xoe folk dance, the La Ha people’s the Tang Bu dance, the Muong people’s the Sap dance (Bamboo dance) is also unique folk dance.
Dance props needed for Bamboo dance must have two big bamboo, straight and long is Sap primary. Besides, has many pairs of Sap small (diameter: 3 - 4cm; long: 3-4m). When dancing, people put the two bamboos apart. They are placed in parallel, equally spaced about 20 cm forming the orchestra Sap. People hold two sticks of bamboo and clap them together in a 4/4 rhythm while other people dance in and out of the sticks. Usually four to six people hold two sticks of bamboo each and clap in a 4/4 rhythm while another 8 dance in and out of the sticks.
The Sap dance is held in spring festivals. However, nowadays, it is spread to other ethnic groups and and is held in any public festival. The Sap dance is the favorite of Vietnamese people in particular and international friends in general.