Chinese Name: 嘉峪关 (jiā yù guān) 
Population: 252,000 
Area: 2,935 square kilometers (1,133 square miles) 
Location: in the northwest of Gansu Province, northwestern China 
Area Code: 0937 
Zip Code: 735100 
GDP (2018): CNY 29.96 billion (USD 4.53 billion) 
Nationalities: Han, Hui, Tibetan, Dongxiang, Yugu, Baoan, Hazake, Tu, Sala, Manchu, and Mongolian 
  
Located in the northwest of Gansu Province, Jiayuguan borders Jiuquan to the east, Xinjiang to the west, Qilian Mountain and Zhangye to the south, Inner Mongolia to the north. The elevation of Jiayuguan is between 1,412-2,722 meters (4,633 – 8,930 feet). The central and western parts of the city are mostly Gobi, where the urban areas and industrial enterprises are located; the southeast and northeast are oases used as agricultural areas. Jiayuguan is also a new industrial city where Jiuquan Iron and Steel Company headquartered. As the traffic hub of the ancient Silk Road and the west starting point of the Great Wall of the Ming Dynasty (1368 - 1644), Jiayuguan is also famous for the Jiayuguan Pass which is dubbed as the world's first grand pass. 
  
  
                           
                        
                        
                    
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