Tonggu County, belonging to Yichun City, Jiangxi Province, is located in the northwest of Jiangxi Province, the upper reaches of Xiuhe River, southeast of Yifeng County, south of Wanzhi County, west of Liuyang City, Pingjiang County, north of Xiushui County. The terrain is wide in the west and narrow in the east, slightly triangular in shape. With a total area of 1552 square kilometers, it has jurisdiction over 6 towns, 3 townships and 4 ecological public welfare forest farms, among which mountainous areas account for more than 87% and hilly basins account for 13%. There are more than 20 peaks above 1000 meters above sea level, which is a typical mountainous area in the south. It is a typical mountainous county with vast land and sparsely populated areas. According to the seventh census, as of midnight on November 1, 2020, the permanent population of Tonggu County was 116,418.

Tonggu is the explosive place of the autumn Harvest uprising and the former enemy committee. The Hunan-Hubei-Jiangxi revolutionary base also once set the military and political leaders in Tonggu. Tonggu is one of the 43 pure Hakka counties in China. 70% of the population of the county is Hakka, and it is the Hakka settlement center in northwest Jiangxi. Various cultures converge and merge here, creating a long-standing and distinctive folk culture such as Hakka folk songs, cuisine and folk houses. Haoji Railway, Daqing - Guangzhou Expressway, Nanchang - Tonggu Expressway, Tonggu - Wanzai expressway pass through. On October 9, 2020, it was awarded the fourth batch of national ecological civilization Construction demonstration City and county title by the Ministry of Ecology and Environment.
In 2020, the GDP of Tonggu County reached 5.69 billion yuan, with a year-on-year growth of 2.2%; The total revenue reached 790 million yuan, up 4.7% year on year.