What song is big brother shuashua shua?

Brush brush, big brother welcomes you. Live background music (brush brush, big brother welcomes you) is very popular recently. The background music in Tik Tok Aauto quickless live room is applicable. Recently, many people in Tik Tok's live broadcast room are using this as background music: brushing hair, brushing gifts and brushing fireworks, which is the pride of local tyrants ... amazing.