Seoul, South Korea is divided into three districts, of which the south of the Han River is the center of Seoul's political, trade, education and other indicators, and is regarded as a symbol of wealth. There is also a plastic surgery street in Jiangnan, and there are many plastic surgery hospitals. The girls who come out are all called "Jiangnan Beauty", which is used to satirize those girls who spend a lot of money on plastic surgery and exaggerate plastic surgery.

Jiangnan district is an administrative district of Seoul, the capital of South Korea, which is located south of the Han River. This area is an important business district in Seoul. Xinsha, Yishan, Lunxian and Sancheng are offices of many multinational companies. Shen 'ou Pavilion is a famous local high-end fashion store, and Lunxian Cave is the home of many film companies, where Seoul's top tycoons have settled down. In South Korea, Jiangnan refers to Jiangnan District and Cao Rui District, and Jiangnan Road is the dividing line between these two districts.