Shanghai dialect is a dialect of Wu dialect, which belongs to Taihu Lake in Wu dialect. 1 Shanghai dialect, also known as Shanghai dialect, Shanghai dialect and Wu dialect, is an important foundation of Shanghai local culture. Shanghai dialect is an important representative of Wu dialect, which can basically communicate with other dialects in Taihu Lake area of Wu dialect and is an influential language in modern Wu dialect area. Shanghai dialect in a narrow sense refers to Shanghai urban dialect, which is widely used now and is recognized as the mainstream common dialect in Shanghai. Shanghai dialect is a new urban Wu dialect, which is based on the local Wu dialect and naturally blended with immigrant dialects from Wu-speaking areas around the world after Shanghai opened its port. Shanghai dialect in a broad sense also includes Shanghai local (suburban) dialects, mainly including Pudong dialect, Songjiang dialect, Jiading dialect, Chongming dialect, Jinshan dialect, Qingpu dialect and Fengxian dialect. Shanghai was originally composed of Jiangdong 1 1 county, and the dialect reflected the cultural information of Jiangdong. Shanghai dialect is a dialect formed in the long history of Shanghai, which embodies the essence of language and culture in southern wuyue and has profound cultural accumulation. Shanghai dialect bears the echo of Shanghai's times, cultural blood and historical memory. Shanghai should inherit the essence of Shanghai's language and culture if it is to become a pearl of oriental culture with individual characteristics.