Dading County was in Shanxi during the Yuan Dynasty.
Dading County was located in Da 'an Town, north of ningqiang county City, Shaanxi Province in the Yuan Dynasty. In the 20th year of Yuan Dynasty, it was located in Da 'an Town, north of ningqiang county City, Shaanxi Province, and 19 13 was changed to Dadingfu, which belongs to Guixi Road in Guizhou Province and now belongs to Dafang County in Guizhou Province. 1923 is directly under the jurisdiction of Guizhou province. In the third year of the Republic of China, Dading County was established in the abandoned house, and it was renamed Dafang County with the approval of the State Council in 1958.