Wuhan Conservatory of Music has 4 pieces of guzheng in Grade 7. Wuhan Conservatory of Music took one tune in the initial test of Guzheng Grade 7, and three tunes in the second test, and randomly selected from the repertoire library. In the initial test, one etude and one music (traditional music or music transplanted and adapted according to folk music) were selected from the repertoire library, and three different styles of music were selected from the repertoire library in the second test. Therefore, it is necessary to take four tunes in Guzheng Grade 7 of Wuhan Conservatory of Music.