According to relevant information, Cao Jiaban in Pei County is a folk percussion band, which was founded in the 1940s and 1950s. In Pei county, the hometown of suona, rural activities such as marriage, having children and celebrations are inseparable from suona. "It can be said that without suona, there would be no rural social activities." Suona is the main musical instrument. It's normal for its style to change to country music.