1, Longnan, a prefecture-level city under the jurisdiction of Gansu Province, is the administrative and cultural center of Longnan approved by the Gansu Provincial People's Government, an important transportation hub and commercial logistics center in the south of the province, and an olive city in Longshu with distinctive regional and cultural characteristics. By the end of 20 19, the city had jurisdiction over 8 counties in 1 district, with a total area of 27,800 square kilometers and an urban population of 920,300. According to the data of the seventh population census, as of 0: 00 on June 165438+ 10 on October 65438, the resident population of Longnan City was 2,407,272.

Longnan is located in the west of China, in the southeast of Gansu Province, at the intersection of Qinba Mountain, Loess Plateau and Qinghai-Tibet Plateau, bordering Shaanxi, Nantong and Sichuan in the east and Shaanxi, Gansu and Sichuan provinces in the east. Known as "Qin Long locks the key, Bashu throat". Because of its beautiful landform and pleasant climate, it is known as "Longshang Jiangnan". There are 2 national nature reserves (Baishuijiang National Nature Reserve in Gansu and Yu He National Nature Reserve), 1 provincial nature reserve/kloc-0 (Jianshan Giant Panda Nature Reserve in Wenxian County), 3 national forest parks (Tianchi in Wenxian County, Guan 'egou in Tanchang County and Jifeng Mountain in Chengxian County) and 2 national wetland parks (Huang Lin Gou National Wetland Park in Wenxian County and Meiyuanhe National Wetland Park in Kangxian County). Longnan is also one of the main Chinese herbal medicines and olive producing areas in China, enjoying the reputation of "Millennium Medicine Capital", "Natural Medicine Warehouse" and "Hometown of Olives in China".

3. Longnan is the birthplace of Qin people, and also the core area of Miao and Qiang people's activities in ancient western China, where human activities began more than 7,000 years ago. Baima people in Wenxian county are called "the oldest tribe in East Asia". In the long historical process, Longnan is not only a battlefield for fierce competition among various political and military forces, but also an outpost for contacts and exchanges between the central government of the Central Plains and northwest ethnic minorities. Attacking and cutting and ethnic exchanges constitute an important part of Longnan's social history.