What subject of folk songs is the song of the Ten Sent Lovers?

Small key theme. The theme of the ditty refers to the folk songs and dances popular in towns and markets. After generations of circulation, in the art of more processing, with a balanced structure, rhythmic regularity, delicate tunes, soft and so on, and "ten send the lover song" from the folk and therefore belongs to the theme of the ditty. There are many popular folk songs, such as Xiaoqu, slang, alley songs, village songs, market small order, common songs, time tune, silk tune, silk string singing, etc., the minor key is a recent common generalized a general term.