darixianIntroduction：Introduction to Dari: Dari County is the county of Guoluo County in Qinghai Province, in the southeast of Qinghai Province, in the south of the province of Gansu, Tibet, Gansu and Qinghai. It is connected to Jiuzhi County in the east, Bima County in the southeast, Seda County in Sichuan Province, Shiqu County in Sichuan Province in the southwest, and Shidu County in Sichuan Province in the north, and the Yellow River in the north and Malang County. hope. The county has a total area of ​​16,466 square kilometers. It includes 9 townships, 1 town, 33 pastoral committees, 109 animal husbandry cooperatives, and one poverty alleviation association, with more than 30,000 people (2013). The average altitude of Dari County is more than 4,200 meters. It belongs to the alpine and semi-humid climate and is one of the natural ecological protection areas of the “Three Rivers Source”. It is also an important commodity in the state of Guoluo, which is second only to the state resident (Dawu), and a distribution center for Chinese and Tibetan medicines. An important transportation hub at the junction with Qingchuan. [2-3]