Famous for their ability to sing and dance, the Yi people's folk songs have permeated every aspect of their lives and become an important form of expression of their feelings, self-education and entertainment. Folk songs are used to record history, communicate emotions, teach culture, and master agricultural seasons. Whether in rituals, festivals, marriages and funerals, or in labor and production, love, repair and building activities, you can hear the cheerful and simple, melodious and full of rich local flavor of the song. Honghe Prefecture, Shiping, Jianshui around the Nisu (Yi tributary) folk song development is more mature, long history, the formation of four kinds of singing: five mountain cavity, four cavity, yam cavity, sea vegetable cavity, collectively referred to as the four major cavity. The "Yam Cavity" and "Sea Vegetable Cavity" were originally folk songs, but have now developed into dozens of "tunes". The singing form of "Sea Vegetable Cavity" is unique, at the beginning of the singing, both men and women have to pay a period of beriberi vernacular, which is an opportunity for both sides to fully demonstrate their intellectual ability and artistic level in the process of mutual concessions, and it is an indispensable process of mutual understanding in the process of falling in love. The basic form of its singing is based on one person singing with many people, and there are also male and female duets. The main song of the Hai Cai Cavity is a seven-word stanza, and the content of the song generally plays a role in expressing the thoughts and wishes of the audience.
Yi folk songs originated from labor and spread among the people. For thousands of years, they have continued and developed. They vary from place to place, each with strong regional characteristics. "Hai Cai Cavity" with its melodious, catchy lyrics, that sex play, out of the mouth, by the Yi people's favorite, is the Yi people cultivated by the flower of the national art.