Chongming Island is located at the mouth of the Yangtze River. It is the third largest island in China and the largest estuarine impact island in the world. Chongming Island emerged from the water in the first year of Wude in the Tang Dynasty (618 AD), forming a sandbar and began to be inhabited. Due to the changeable speed of the Yangtze River, the sandbar rose and fell unpredictably, and it was not until the late Ming and early Qing dynasties that it gradually stabilized. The residents on the island had a hard life and mainly relied on reclamation, planting, fishing, and salt boiling for a living, so the folk customs were very simple. In the long history of Chongming Island for more than 1,300 years, the working people of Chongming, under the long-term infiltration of Chongming Island's unique history, geography, culture, and customs, created many folk songs based on long-term production and life needs, and widely circulated them. Over time, a unique Chongming folk song art treasure house has been formed. The residents on Chongming Island mainly come from Jurong, Taicang, Changshu, and Kunshan in Jiangsu Province on the south bank of the Yangtze River, so Chongming folk songs have the characteristics of Jiangnan folk songs, but they are different in terms of expression content and expression techniques. Chongming folk songs are sung in the unique Chongming dialect, with simple, fresh, natural and fluent language. Chongming folk songs are mainly realistic, with a touch of romanticism. Chongming folk songs are straightforward and frank, vivid and vivid, humorous and implicit, sincere and touching, reflecting real emotions, joy, anger, sorrow and happiness, expressing emotions directly, impromptu singing inspired by the scene, praising and pursuing truth, goodness and beauty, and lashing out and spitting on falsehood, ugliness and evil. Chongming folk songs have strong regional characteristics. Many cotton-growing, spinning and weaving ballads reflect the characteristics of Chongming's sandbar agriculture and family textile industry. More fishing and boating ballads reflect the characteristics of Chongming surrounded by water and living on the sea. A large number of farming and beaching ballads reflect the characteristics of Chongming Island gradually growing from small to large. Chongming folk songs are the spiritual wealth created by the Chongming people in their long production and life, the crystallization of the Chongming people's wisdom, and a wonderful flower in the garden of folk literature and art. It is highly ideological and artistic, with high literary value, which can enlighten the mind and cultivate sentiment. Chongming folk songs are the accumulation of local culture and an important factor in the regional humanistic environment. They reflect the characteristics of the times and local characteristics and have high research value. As an intangible cultural heritage, Chongming folk songs are important and usable cultural resources. Since the 1950s, Chongming folk songs, Chongming folk songs, Chongming folk songs, Chongming folk songs, and other art programs created based on the keynote of Chongming folk songs have been performed on the art stage, which are deeply welcomed by the broad masses of Chongming people. They have also been well received in actual art performances. This has a good inheritance and utilization value for promoting excellent national culture, building advanced socialist culture, and building a harmonious society. Chongming folk songs have also spread to Haimen and Qidong, two cities in Jiangsu Province on the north bank of the Yangtze River. Haimen City has experienced several collapses and expansions in history. A large number of people from Chongming Island migrated to reclaim land and cultivate crops, so Haimen City formed Haimen folk songs that are in line with Chongming folk songs. Qidong City belonged to Chongming County before 1928, and was mainly formed by the migration of residents from Chongming Island to reclaim land, so Chongming folk songs also spread to Qidong City.