An, a prefecture-level city under the jurisdiction of Shaanxi Province, is called "Gao" for short, and was called Chang 'an and Haojing in ancient times. It is the capital of Shaanxi Province, a sub-provincial city, a mega-city and the core city of Guanzhong Plain urban agglomeration, and an important central city in western China determined by the State Council.
Important national scientific research, education and industrial bases? . By the end of 2020, there were 1 1 districts in the city, with a total area of1kloc-0/08 square kilometers, a built-up area of 700.69 square kilometers and a permanent population of 12952900.
Historical evolution:
Xi is the first batch of national historical and cultural cities announced by the State Council. More than ten dynasties established their capitals here in history. It is one of the four ancient capitals in the world, and it is one of the capitals with the most dynasties, the longest time and the greatest influence in the history of China.
As early as 6.5438+0 million years ago, Lantian ancients built settlements here, and the prototype of the city wall appeared here during Yangshao culture 7000 years ago. In 2008, more than 6,000 years ago, the late Neolithic city site was unearthed in Yangguanzhai, Gao Ling, Xi 'an.
It was selected as the first archaeological discovery in China that year, and it is the earliest urban site discovered in China so far, which also pushed the urban history of Xi 'an to the late Neolithic Age more than 6,000 years ago.