Chongqing is located in the southwestern part of China's inland and the upper reaches of the Yangtze River. It covers an area of 82,400 square kilometers and governs 38 districts (26 districts, 8 counties, 4 autonomous counties). The resident population is 31.02 million, and the urbanization rate is 65.5%. The population is predominantly Han, and the ethnic minorities are mainly Tujia and Miao. The landform is dominated by hills and mountains, of which 76% are mountains, which is called "mountain city". It is a subtropical monsoon humid climate.
The Yangtze River traverses the whole territory, with a flow of 691 kilometers, and converges with the rivers such as Jialing River and Wujiang River. It is rich in tourism resources, with magnificent landscapes such as the Three Gorges of the Yangtze River, Dazu Stone Carvings of the World Cultural Heritage, Wulong Karst of the World Natural Heritage and Jinchuan and Foshan of Nanchuan. Chongqing is a famous historical and cultural city in China. It has a written history of more than 3,000 years and is the birthplace of Bayu culture. Because the Jialing River was anciently called "Yu Shui", Chongqing is also referred to as "Yu".