Chongqing, referred to as Ganzhou or Pakistan, is the only municipality directly under the Central Government of the People's Republic of China, a national central city, a megacity, an international metropolis, an economic, financial, science and technology, shipping and trade logistics center in the upper reaches of the Yangtze River. The strategic fulcrum, the “Belt and Road” and the important junction of the Yangtze River Economic Belt and the inland open highland; both known as Jiangcheng and Wudu, and famous for the mountain city.

Chongqing is located in the southwest of China's inland, east of Hubei and Hunan, south of Guizhou, west of Sichuan, and north of Shaanxi. The total area is 82,400 square kilometers, and it administers 38 districts and counties (autonomous counties); in 2017, the resident population is 30,715,600, and the regional GDP is 1,950.027 billion yuan. It is known as the capital of China's hot pot, the famous city of China's exhibition, and the capital of the world's hot springs.

Chongqing is a comprehensive transportation hub that integrates things from southwest China and connects north and south. Its Jiangbei Airport is one of the “Top Ten” airports in China, and the Orchard Port is the starting point for the new European channel. Chongqing is located in the eastern part of the basin. The terrain is inclined from north to south to the Yangtze River valley. The landform is dominated by hills and mountains, and its mountainous area accounts for 76%. The climate is warm in winter and early in spring, hot in summer and cool in autumn. The Yangtze River runs from west to east and flows 679 kilometers.

Chongqing is a national historical and cultural city. In 1189, Song Guangzong Zhao Yu first sealed the king of the king and then the emperor, since the "double celebration", Chongqing got its name. Chongqing is not only the origin of the "Red Rock Spirit", but also the birthplace of the Bashu culture. The "hot pot" and "hanging foot building" have far-reaching influences. In the history of more than 3,000 years, Zeng San was the capital of the country, and the city was built four times. During the Anti-Japanese War, the National Government accompanied the capital.

Chongqing is the largest industrial and commercial city in the Southwest, an important modern manufacturing base of the country. There are 8 national key laboratories, 10 national engineering technology research centers, 67 universities, and China (Chongqing) Free Trade Pilot Zone, Zhongxin (Chongqing) Strategic Interconnection Demonstration Project, Liangjiang New District, Fuxin Strategic projects such as the European International Railway.