The social function of music is that music has the fighting and uniting role of "the reason for conquering and punishing, and the reason for people to surrender" ("Music Theory"); and it is proposed that "if the music and literature are the same, there will be harmony between the upper and lower levels." ", "Rule and music govern the world by giving in," ("Yue Ji"), and "Music leads to the rule of the country", which fully affirms the educational function of music in stabilizing society and changing customs.