Shiyan Hakka folk songs are popular in various communities where Hakka people live in Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province. They are sung in Hakka dialect, and are basically four-sentence and five-sentence seven-character verses, with the first, second and fourth sentences rhyming. There are various singing forms, which can be sung by individuals or by two people. Among them, the competition singing is the most exciting, fierce and attractive singing form of Hakka folk songs. Shiyan Hakka folk songs, like folk songs in all Hakka areas, have gradually formed their own local style characteristics in the long-term development process. In terms of singing methods, there are three types: false voice, natural voice and fine voice. The structure of folk songs is relatively uniform. The format of folk songs is roughly the same as that of Fujian, Guangdong, Jiangxi, Guangxi, Hunan, Sichuan, Taiwan and other regions. The rhythm is also based on the sound and rhyme of Pingpingzeze. The lyrics are mostly based on the oral language of the local Hakka people in their daily lives. They are vivid, vivid and humorous. They often express their feelings through objects, true feelings and real scenes, and express their feelings in the scenes. In terms of types and genres, Shiyan Hakka folk songs include folk songs, love folk songs, lyrical folk songs, tail-to-tail songs, playful songs, imaginary songs, songs of show, guessing tunes, and elegies. Its main forms of expression include: fu-style folk songs, metaphorical folk songs, inspirational folk songs, reduplicated folk songs, and pun folk songs. In addition to labor folk songs, the most exciting and essential part should be Hakka love songs, which account for a large proportion of Hakka folk songs. Shiyan Hakka folk songs are of great significance to the study of the history of Hakka ancestors getting along with local people, learning from each other, and mixing and influencing each other with local dialect folk songs from all over the south during the five major migrations more than a thousand years ago. It has a certain reference value for studying the characteristics of ancient music and the rhythmic art and language of Hakka folk songs.