Nanchong is a prefecture-level city in the northeast of Sichuan province, China, with an area of 12,479.96 km2 (4,818.54 sq mi). At the 2020 census it was home to 5,607,565 people, of whom 1,936,534 lived in the built-up area made of three urban districts. It is the second most populated city of Sichuan Province, after Chengdu. The administrative center is Shunqing District.

Sichuan is a province in Southwestern China occupying the Sichuan Basin and Tibetan Plateau between the Jinsha River on the west, the Daba Mountains in the north and the Yungui Plateau to the south. Sichuan's capital city is Chengdu; its population stands at 83 million. Sichuan neighbors Qinghai to the northwest, Gansu to the north, Shaanxi to the northeast, Chongqing to the east, Guizhou to the southeast, Yunnan to the south, and Tibet to the west.