yumenshiIntroduction：Yumen Introduction: Yumen is a county-level city under the jurisdiction of Jiuquan City, Gansu Province, in the northwest of Gansu Province, west of Hexi Corridor, east of Jiayuguan City and Jinta County, west of Guazhou County, north and south and Subei Mongolian The autonomous county is adjacent. As of 2012, Yumen has jurisdiction over 4 towns, 6 townships, 3 streets, 2 ethnic townships, and 189,000, of which 101,000 are in the city and 88,000 in rural areas. The city has Han, Hui, Mongolian, Tibetan, 29 ethnic minorities such as Dongxiang nationality. In 2012, Yumen achieved a gross domestic product (GDP) of 13.026 billion yuan, an increase of 12.2% over 2011.