Weiyuan County is subordinate to Dingxi City, Gansu Province. Weiyuan County is located in the central part of Gansu Province and the central and western part of Dingxi City. The county seat is 174 kilometers away from Lanzhou City, the provincial capital, and 55 kilometers away from Longxi Station of Longhai Railway. The geographical coordinates are 104 ° 02 '- 104 ° 49' east longitude, 33 ° 26 '- 35 ° 07' north latitude. The total area of Weiyuan County is 2065 square kilometers [28]. According to the data of the seventh population census, as of 0:00 on November 1, 2020, the permanent population of Weiyuan County is 277608.

By 2020, Weiyuan County has jurisdiction over 12 towns, 4 townships, 217 administrative villages and 15 community neighborhood committees.

In 2020, Weiyuan County will achieve a GDP of 4.008 billion yuan, an increase of 4.6% over the previous year. The added value of the primary, secondary and tertiary industries was 1.407 billion yuan, 327 million yuan and 2.275 billion yuan respectively, up 5.7%, 6.4% and 3.6% from the previous year. The ratio of the three industrial structures is 35.1:8.1:56.8, and their contribution rates to economic growth are 44.7%, 11.8% and 43.5% respectively. It is known as "the hometown of good potato varieties in China". On February 2, 2019, it was rated by the State Administration of Traditional Chinese Medicine as an advanced unit in the work of traditional Chinese medicine at the national grass-roots level at the county level. On February 28, 2020, the People's Government of Gansu Province agreed to withdraw Weiyuan County from the poverty-stricken county. China's top 100 summer leisure counties and cities in 2020.