Yumen landform is divided into Qilian Mountain, Corridor Plain and Mazong Mountain. Oasis 210.56 million mu, Gobi 8.559 million mu, mountain 6.894 million mu and wasteland 2.38 million mu. There is Qian Shan near Qilian Mountain in the south, from northwest to southeast, with an altitude of 2500-3500 meters. Demon Mountain, the highest peak in the territory, is 4585 meters above sea level.
The elevation of piedmont plain area decreased from 2500m in piedmont to below 1200m, and the relative height was 1 10m-290m. There are Kuantai Mountain, Heishan Mountain and Low Mountain in the middle, which separate Jinchi from Huahai.
Yumen Town in the west is located in the alluvial fan belt of Changma River, with Gobi above the fan waist and oasis below. The periphery of the oasis is a fan-shaped plain, and the terrain is inclined from southeast to northwest.
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Yumen is rich in mutton, and there are images of bighorn sheep and hornless sheep in Huoshaogou site in Neolithic age. Mutton has always been a delicacy of Yumen people. Qingquan mutton is a unique local flavor food.
Characterized by its unique variety, unique growth environment, unique processing method and unique nourishing value of medicinal diet, it was officially awarded the trademark of "Qingquan Mutton" by the State Administration for Industry and Commerce.
The natural landscapes of Yumen City include Ganhaizi Migratory Birds Nature Reserve, Qilian Glacier, Youcheng Park, Yuze Lake Park, Changma Moon Bay Natural Scenic Area, Chijinxia Water Conservancy Scenic Area, Qingquan Rose Valley and so on.
Baidu encyclopedia-Yumen city