With a long history, the Hakka Folk Songs in Yongding, formed a system of itself, which can be divided into five categories: love songs, labor songs, political songs, life songs and children’s songs. Its singing style is single, in which the “Yu” mode is the main one, and the “Zheng” mode is the second one. It is sung in Yongding Hakka dialect. The structure of lyrics is basically in a “seven-character and four-sentence” style. The first, second and fourth sentences of each folk song rhyme. The structure and rhythm of sentences are closely related. When singing, singers should make up their songs according to the “four to three” forms (a sentence with four characters above and three characters following), which are well-structured and easy to remember. The Hakka folk songs in Yongding occupy a very important position in Hakka culture. They are the most important parts of excellent folk culture, which have great historical value, academic value and practical value.