Zigong, a prefecture-level city under the jurisdiction of Sichuan Province, is located in the south of Sichuan Basin; East adjacent Longchang City, Lu County, south Luzhou City, Yibin City, west and bullock Wei County, Jingyan County adjacent, north Renshou County, Weiyuan County, Neijiang City; The geotectonic system is Sichuan platform depression, central platform arch and Zigong depression in Yangzihuai ground. Subtropical humid monsoon climate; The city covers an area of 4,381 square kilometers, with jurisdiction over 4 districts, 2 counties, 2 townships, 63 towns, 25 subdistricts and 987 villages (communities). By the end of 2021, the registered population was 3.166,600.

Zigong "set up the city because of salt", the word "Zi and tribute" is derived from the two salt Wells "Ziliujing" and "Tribute Jing"; It is also an important producing area of dinosaur fossils in China, known as the "Hometown of Dinosaurs". Zigong Dinosaur Museum, one of the three largest dinosaur museums in the world, is famous both at home and abroad. Salt is the ancestor of all kinds of food, rooted in Bashu culture and born in Sichuan cuisine series. With the prosperity and development of salt industry economy, Zigong Yanbang cuisine is formed. It has become the representative of "Xiaohebang" cuisine in south Sichuan, which is different from the "Shanghebang" and "Xiahebang" cuisines in Chengdu-Chongqing, and has been awarded "the Hometown of Salt Bang Cuisine in China". There are three universities: Sichuan Light Chemical Engineering University, Sichuan Health and Rehabilitation Vocational College and Zigong Vocational and Technical College.

In 2021, Zigong achieved a gross regional product of 160.131 billion yuan, an increase of 8.3% over the previous year based on comparable prices.