What's the name of the crying and jumping child?

The crying and jumping child is called Xixi. According to relevant data, a video of a little girl crying and dancing in a ballroom dancing competition in Chongqing became popular on the Internet. The girl cried bitterly, but she didn't forget to dance, which made the netizens feel distressed and funny. According to the video shooter, the little girl is about 6 years old this year, and she cried because she was scolded by her mother before going on stage.