1, Jiangsu Province: Although Jiangsu Province is abbreviated as "Su", it often appears in the form of "Jiang", such as "Jiangsu, Zhejiang and Shanghai". Nanjing, the provincial capital, is located in the Yangtze River Delta, bordering Shanghai, Zhejiang, Anhui and Shandong provinces.
2. Zhejiang Province: Zhejiang Province, the capital of Hangzhou, is located in the southeast coast of China, the south wing of the Yangtze River Delta, the East China Sea in the east, and Shanghai and Jiangsu provinces in the north.
3. Shanghai: Shanghai, referred to as "Shanghai" and "Shen" for short, is located in the east of China, on the west coast of the Pacific Ocean and on the eastern edge of the Asian continent, and is a part of the alluvial plain of the Yangtze River Delta.
4. Anhui Province: Anhui Province, the capital of Hefei, is located in the Yangtze River Delta in the east of China, bordering Jiangsu Province in the east, Henan Province and Hubei Province in the west, Zhejiang Province in the southeast, Jiangxi Province in the south and Shandong Province in the north.