Wen County, which is subordinate to Longnan City, Gansu Province, is named after the ancient text of Wenzhou. It is located at the southernmost point of Gansu Province, at the junction of Sichuan Province and Shaanxi Province, and is located in the Qinba Mountains. It is the south gate of Gansu Province. As of October 2021, Wen County has jurisdiction over 20 towns and 305 administrative villages, with a total area of 4994 square kilometers and a cultivated area of 320100 mu. According to the data of the seventh population census, as of 0:00 on November 1, 2020, the permanent population of Wen County was 196906.

Wenxian County is located in the West Qinling Mountains and the South Qinling Mountains, with an altitude of 550-4187 meters. It has a subtropical mountain climate on the northern edge, with no heat in summer and no cold in winter. It is known as "the south of the Yangtze River in Gansu Province" and "Xishuangbanna in Gansu Province". It has the Tianchi National Forest Park in Wenxian County and the Huanglingou National Wetland Park in Wenxian County. Wenxian County is also known as the "hometown of giant pandas". The number of giant pandas in the country accounts for about one tenth of the total number of the country. It has the Baishuijiang Park of the Giant Panda National Park, the Baishuijiang National Nature Reserve in Gansu Province and the Jianshan Giant Panda Nature Reserve in Wenxian County.

The famous and high-quality specialties of Wenxian County include Wenxian Green Tea, Wenxian Wendang, persimmon cake, etc., and the scenic spots include Wenxian Tianchi, Baimahe Ecological Folk Custom Scenic Spot, etc. Wen County has successively won the titles of "Hometown of Chinese Folk Culture and Art", "Hometown of Chinese White Horse People's Folk Culture", "Civilized County of Gansu Province", etc.

On September 25, 2018, it was awarded the honorary title of "2018 Comprehensive Demonstration County of E-commerce in Rural Areas" by the Ministry of Commerce. In February 2020, after the examination and approval of the leading group of poverty alleviation in Gansu Province, Wen County met the exit conditions of poor counties and was approved to exit.

In 2020, Wen County will achieve a GDP of 5.571 billion yuan, an increase of 2.5%; The investment in fixed assets was 3.174 billion yuan, down 18.98%; The added value of industries above designated size was 637 million yuan, up 4.7%.