Dingnan County, under the jurisdiction of Ganzhou City, Jiangxi Province, is located in the southern border of Jiangxi Province, one of the Hakka settlements, central Suzhou County, Dongjiangyuan County, Jiangxi marginal all-region tourism demonstration County, provincial Pingan County. The total area is 1321 square kilometers. As of midnight on November 1, 2020, Dingnan County has a permanent population of 209,914.

Ming Dynasty Longqing three years (1569), Fexin Feng, Longnan, Anyuan seven fort built county. As of October 2021, Dingnan County has jurisdiction over seven towns. County government in calendar town. Dingnan is connected with Guangdong by mountains and rivers. Since ancient times, it has been the key point of Jiangxi Province and Guangdong Province, as well as the key road for merchants and merchants. It is known as the "South Gate of Jiangxi". Gan-guangdong Expressway, Ningding Expressway, Beijing-Kowloon Railway and National Highway 238, 358 and 535 pass through the area. Gan-shenzhen high-speed railway is set with south and south stations, and there are trains heading north, forming a transportation network integrating high-speed, high-speed railway, railway and highway. By August 2020, the county has set up the only national football training center in Jiangxi Province .
In 2020, the GDP of Dingnan County reached 8.707 billion yuan, an increase of 4.1%.