Lanzhou Drum is one of the national intangible cultural heritages. In recent years lots of scholars have studied Lanzhou Drum from the perspectives of its history, the types of performance, music structure, lyric aesthetics, master-apprentice relationship, protection and development as well as government activities. However, in order to improve the dangerous living condition of this traditional art, it is important not only to sort old tracks, but also to grasp the regularity of evolution and inheritance of folk oral literature.