Yudu County, Ganzhou City, Jiangxi Province. Located in the south of Jiangxi Province, east of Ganzhou City, in the middle of the Tributary River. It is adjacent to Ruijin City and Huichang County in the east, and Huichang County and Anyuan County in the south. Ganxian County in the west and Xingguo County and Ningdu County in the north, with a total area of 2893 square kilometers. In 2021, the registered population of Yudu County is 1,117,700. As of October 2021, Yudu County has jurisdiction over 9 towns and 14 townships. County government Gongjiang Town Dujiang Avenue 566.

Han, buy Yu county, north of YuShan. Wu, analyzed the Bailu Camp in the northeast of Yudu County and set up Yangdu County (now Ningdu). Liang, analysis in the south of the town of Anyuan County. In the Southern Tang Dynasty, the capital Ruijin was promoted to Ruijin County. Analysis of the godly Shicheng field set up Shicheng County. Song, analysis in the town of Jiuzhou, Huichang County. Ming, analysis of Anyuan Shuangqiao, Shixi fort set Changning County (now seeking Wu). In 1999, Ganzhou City was established, Yudu County belongs to it. Therefore, they are known as the "mother of the six counties".

On April 26, 2020, Yudu County was removed from the list of poverty-stricken counties.
Yudu County was the Provincial Committee of the Communist Party of Gannan and the seat of the Souviere government of Gannan Province during the period of the Central Soviet Area. It was the starting point of the Long March of the Central Red Army, the last base of the Central Soviet Area, the source of the three-year guerrilla war in the South, the birthplace of the Long March spirit, one of the red counties of the Central Soviet Area and one of the places where the spirit of the Soviet Area was formed. Sixteen generals of the Republic were born.