doulanxianIntroduction：Dulan Introduction: Dulan County is in the southeast of Haixi Mongolian Tibetan Autonomous Prefecture in Qinghai Province. Dulan (Mongolian means "warm"), 45.27 million square kilometers. Nearly 100,000 people as of 2013. It is dominated by the Han people, as well as Tibetan, Mongolian, Hui, and other ethnic minorities. The county people's government is located in the town of Khan Wusu, 205 kilometers away from the state capital of Delingha, and 428 kilometers away from the provincial capital of Xining. Dulan County is located in the southeast of the Qaidam Basin. The whole territory can be divided into two types of landforms: the Khanbuda Mountain Area and the Qaidam Basin Plain. Gobi, desert, valley, rivers and lakes, hills, plateaus, mountains and other topography are distributed in turn. There are more than 40 rivers and rivers such as Shaliu River, Tosso River and Chahan Usu River. It is a plateau arid continental climate with an average annual temperature of 2.7 °C, a minimum extreme temperature of -29.8 °C, and a maximum extreme temperature of 33 °C. The average annual precipitation is 179.1 mm. Dulan County governs 4 towns and 4 townships, one of the top ten resource counties in Qinghai Province. There are 2 national key cultural relics protection units, 9 provincial key cultural relics protection units, and 1 county-level key cultural relics protection unit.