Jiangnan is a geographic area in China referring to lands immediately to the south of the lower reaches of the Yangtze River, including the southern part of its delta. Wikipedia

Region south of the lower reaches of the Yangtze River in China. Wikipedia Disambiguation

geographic area in China Wikidata

A geographic area in China referring to lands immediately to the south of the lower reaches of the Yangtze River, including the southern part of the Yangtze Delta and encompassing the Shanghai Municipality, the southern part of Jiangsu Province, the southern part of Anhui Province, the northern part of Jiangxi Province, and the northern part of Zhejiang Province. Wiktionary

Area in China. Wiktionary (translation)