What is the dance of a group of old people in green clothes

"Reflecting the Red Mountain".

According to the relevant video a group of old people dressed in green and red robes dancing the New Year rice-planting song. Stretching arms, twisting waist and hips, a rhythmic "Ying Shan Hong", showing the team's vitality.

Square dance is the most huge system of dance art, because more in the square gathered and named, integration of self-entertainment and performances as one, to the collective dance as the main form of performance, to entertain the body and mind as the main purpose.