Most of East China uses Wu dialect and Jianghuai dialect of Chinese, while a few use Hui dialect and Northern dialect. Wu dialect is the Wu dialect commonly known as "Nong Ruanyu". This dialect with soft pronunciation is closely related to the formation of the traditional folk song style in the area. "Wu Yu", which has many records in the history of Chinese music, refers to the traditional folk songs in the "Xiajiang" area with the clear charm of the water town. Through historical inheritance and development, "Wu Yu" has mostly evolved into folk songs, slang tunes, seasonal tunes, and song and dance tunes such as "Huagu tune", "Huadeng tune" and "Chacha tune" that are popular in various places today. Labor chants include the "fishermen's chant" in Zhoushan, Zhejiang, and the "yangtian chant" from various places.