Sunan County, founded in 1954, is the only Yugur Autonomous County in China and the only one in Gansu. Located in the middle of Hexi Corridor, at the northern foot of Qilian Mountain, it is 650 kilometers long from east to west and 0/20-200 kilometers wide from north to south, with a total area of 24,000 square kilometers. It has jurisdiction over 6 townships and 2 towns, 9 state-owned forest pastures, 10 1 administrative villages and 3 urban communities. Yugur, Han, Tibetan and Mongolian are 1 1 ethnic groups with a total population of 36,200, including 24,300 farmers and herdsmen, accounting for 67 1%. Minority population 1.96 million, accounting for 54%; Among ethnic minorities, there are nearly 654.38 million Yugurs, accounting for 27%. The population density is per square kilometer 1.5 people.