Firstly, they have the most direct and close connection with the people's social life

The authors of folk songs are the people. It is created by them in their long-term labor and life practice in order to express their lives, express their feelings, express their will and wishes. In the past, the working people were deprived of the right to master culture and could not read or write, let alone know the score, but they made up and sang their own songs by word of mouth to meet the needs of life. For example, "Long Worker's Bitterness" and "The Difficulty of the Laborer's Child" express the sadness of the long workers who suffer from fraudulent oppression; "Embroidered Lotus Bags" expresses the young girl's longing for her lover and her longing for a happy life; "Battering Ram Horns" and "Chuanjiang River Boatmen's Horns" express the bravery of the laborers in their fight against the nature; and "Flowering Toad" and "Dongsil Niang" sing the innocent character of the children's games. But "there are fake poets, but no fake songs" (Feng Menglong, Ming Dynasty). The thoughts and feelings of the people expressed in folk songs are the most real and deepest.

Secondly, folk songs were gradually formed and developed through extensive mass improvisation and oral singing. It is the crystallization of the wisdom of countless people

The process of creating folk songs and the process of singing and passing them on are one and the same. In the process of singing, improvisation, in the process of creation, singing, circulation, of course, the creation and development of traditional folk songs is a slow, spontaneous process.

Thirdly. The musical form is characterized by simplicity and simplicity, approachability, vividness and flexibility.

The musical form of folk songs is short and concise, with most of them taking the musical section as the basic structural unit, and the structural form of repeating a single musical section to form a sectional song occupies a large proportion in the folk songs, and the musical materials and expressive techniques of the folk songs are very economical and refined. Most of the tones of folk songs have a strong local flavor and local color, which are closely combined with dialect speech, and the musical performance is very life-like, flexible and vivid, with no fixed meter. Good at changing. A variety of different content, words, singing occasions and conditions have a strong ability to adapt.