What are the categories of Yi folk songs?

Yi folk songs generally have five syllables in each sentence. China folk songs are mostly in the form of seven words and four sentences. Yi folk songs involve a wide range of life scenes. According to the content, Yi folk songs include narrative songs, labor songs, ritual songs, love songs, bitter love songs and children's songs. All branches of the Yi people have unique singing and dancing styles, such as playing songs, jumping strings and three-step strings, and the music is very rich.