Changning County, belonging to Yibin City, Sichuan Province, is located at the southern edge of the Sichuan Basin, the hinterland of Yibin City, between longitude 104°44′22″~105°03′30″E and latitude 28°15′18″~28°47′48″N. The area of Changning County is 941.71 square kilometers. Changning County is small at the north and south ends, and larger in the middle belly, with the terrain high in the south and low in the north, low and medium mountains in the south, and hills in the middle and north, covering an area of 941.71 square kilometers, with the terrain high in the south and low in the north, and an elevation of 245.9m-1408.5m. The forest coverage rate is 62.8%, and the negative oxygen ion content in the air can reach up to 47,000 per cubic centimeter (Qidonggou), making it a famous hometown of longevity. As of October 2021, Changning County has 13 towns under its jurisdiction, and the People's Government of Changning County is located at No. 116, Section 2, Zhudu Avenue, Changning Town.At the end of 2022, Changning County had a resident population of 331,000 people, with an urbanization rate of 50.55%. Changning County is one of the nation's top ten famous counties for ecological health tourism and Sichuan Tianfu Tourism, with four national AAAA-level tourist attractions, including the Shunan Bamboo Sea and Qidonggou, and is China's most beautiful county for the second consecutive year in 2018-2019. In 2022, Changning County's gross regional product (GRP) will realize 20.776 billion yuan, an increase of 1.1% over the previous year at comparable prices, with a three-industry structure of 18.9:39.1:42.0, and a per capita GRP of 62,767 yuan.