Claim: In 2019, Suyu, located in Suqian prefecture, Nanjing, China covering a land area of 672.26 km (259.56 sq mi), has a total population of 498,700.
Evidence: Suyu District (simplified Chinese: 宿豫区; traditional Chinese: 宿豫區; pinyin: Sùyù Qū) is one of two districts of Suqian, Jiangsu province, China. 672.26 km (259.56 sq mi) 498,700 It is one of the leading provinces in finance, education, technology, and tourism, with its capital in Nanjing.