Nanchong, also known as "Guocheng and Silk Capital", is a prefecture-level city under the jurisdiction of Sichuan Province, the fifth largest economy in Sichuan, the central city of Chengdu-Chongqing City group and the political, economic and cultural center of northeast Sichuan. It is located in the northeastern part of Sichuan Province and the middle reaches of Jialing River. To administer 3 districts, 5 counties and 1 county-level city in charge; It covers an area of 12,500 square kilometers. By the end of 2021, the city has a permanent resident population of 5.562 million.

Nanchong has a long history. It originated from Anhan, which was established by Emperor Gaozu in 202 BC, and has been built for more than 2220 years. Spring and Autumn history for the capital, state, county, government, the way; In the early days of liberation for the north of Sichuan district resident. Nanchong is the birthplace of the culture of The Three Kingdoms and the culture of the Spring Festival. With simple folk customs and elegant folk customs, the culture of The Three Kingdoms, silk culture, red culture and Jialing River culture blend and glow.

Nanchong is a central city in the northern part of Chengdu-Chongqing Economic Zone, a Type II big city, an important node city of "One Belt and One Road" strategy, an important node city of Northeast Sichuan urban agglomeration, an excellent tourism city in China, It is a national garden city, a national demonstration city of clean energy, a central city of Nansui-Guangzhou urban Agglomeration, one of the top 200 charming cities with Chinese characteristics, a national important production base of commodity grain and agricultural and sideline products, and one of the seven regional central cities cultivated and expanded in Sichuan , oil, natural gas, energy and chemical industry base in Sichuan Province, science, education and culture center in northeast Sichuan Province, and important transportation hub city in western China, it is known as "the hometown of Fruit" and "the City of Silk". On October 23, 2019, it was identified as the "third batch of urban Black and smelly water control demonstration city". In 2020, Sichuan Provincial People's government agreed to establish Nanchong Linjiang New Area. In May 2022, it was included in the planning scope of Bashu Cultural Tourism Corridor.
In 2021, the GDP of Nanchong was 261.998 billion yuan, an increase of 7.8% over the previous year based on comparable prices.