Xi 'an, known as Chang 'an and Haojing in ancient times, is a prefecture-level city, provincial capital, sub-provincial city, mega-city and central city of Guanzhong Plain urban agglomeration under the jurisdiction of Shaanxi Province, an important central city in western China approved by the State Council, and an important national scientific research, education and industrial base? .

Total area 10 108 square kilometers. The whole city 1 1 district 2 counties, with a built-up area of 700.69 square kilometers. In the seventh national census in June 2020, the permanent population of the city was 1 12952900. In 2020, Xi 'an will achieve a GDP of1002.039 billion yuan.

The development of history

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 million years ago, Lantian ancients built settlements here; During the Yangshao culture 7000 years ago, the embryonic form of the city wall appeared here.

In 2008, the late Neolithic city site unearthed in Yangguanzhai, An 'gaoling, Xi 'an was selected as the first archaeological discovery in China that year. This is the earliest urban site discovered in China so far, and it also pushed the urban history of Xi 'an to the late Neolithic Age more than 6,000 years ago.