Introduction to Yongjing: Yongjing County belongs to Linxia Hui Autonomous Prefecture of Gansu Province, southwest of Gansu Province, north of Linxia Hui Autonomous Prefecture, northeast of Lanzhou City, Nanzhao Liujiaxia Reservoir (now Bingling Lake), northwest and Qinghai Province Minhe County For the neighbor. For 205,600 people (2012), in 2012, Yongjing County achieved a total production value of 330 million yuan. Yongjing County has famous attractions such as Liujiaxia, Liujiaxia Dinosaur National Geological Park and Bingling Temple Grottoes. [1-5] Yongjing County is known as “Hezhou Beixiang”, one of the first counties in the country to open to the outside world is the national poverty alleviation and development key county, and also the key immigrants of Liujiaxia, Yanguoxia and Bapanxia reservoirs. county.