The dance of the fist up and down is the song "Sunny on July 7th". The choreographer of "Sunny on July 7th" choreographed the movement of fists up and down according to the style of this song. Love this dance to learn about this song. Nowadays, it is a popular dance music on Douyin and Kuaishou, as well as a lot of square dance music. Listening to this kind of dance music makes people dance unconsciously. It can not only exercise the body, but also make people passionate and lively.