Wu is a group of linguistically similar and historically related varieties of Chinese primarily spoken in the whole city of Shanghai, Zhejiang province, southern Jiangsu province and bordering areas. Major Wu varieties include those of Shanghai, Suzhou, Ningbo, Wuxi, Wenzhou/Oujiang, Hangzhou, Shaoxing, Jinhua and Yongkang.
Native Speakers: 80,000,000
Writing System: Chinese Characters
Language Family: Sino-Tibetan, Sinitic, Chinese, Wu