July official God is the second batch of intangible cultural heritage list published by Gansu Provincial People's government. The project is located in Yuzhong County, Lanzhou city. The ritual process and ritual music of "July Official God" are the main contents of this folk cultural space activity, which are closely connected and indispensable. Therefore, the study of ritual music is also one of the work of intangible cultural heritage protection. The combination of ritual music research and intangible cultural heritage protection will be one of the important orientations of future ritual music research.