Among the folk music of China, the Hakka Mountain Folk Songs of Gannan are a unique system with a long history. Understanding the rich humanistic connotation of Hakka and its place in the spiritual life of the people is of far-reaching significance to the study of Hakka culture, Hakka language and the spiritual sentiment of Hakka people in Ganzhou; and to arouse people’s awareness of the inheritance and protection of this precious cultural heritage which is on the verge of extinction. The distinctive local characteristics and folk features are fully expressed in the Hakka Mountain Folk Songs, and the local language and customs, local customs, artistic conditions, and political and cultural life are reflected in the Hakka Mountain Folk Songs in a very realistic way. In recent years, the academic community has paid more attention to the musical characteristics of the Hakka Mountain Folk Songs in Gannan, and the research has gained certain achievements. This paper will focus on the historical origin of Hakka Mountain Folk Songs in Gannan, the spiritual characteristics of Hakka people, the language of Hakka Mountain Folk Songs, the study of the musical characteristics of mountain songs and contemporary vocal works that successfully borrow from Hakka Mountain Folk Songs in Gannan. In the last part of the article, he writes some opinions about the inheritance and innovation of Gannan Hakka Mountain Folk Songs, which will help the creators to create more and better local music works and do their part to promote the inheritance of Gannan Hakka Mountain Folk Songs.