Xi 'an, formerly known as Chang 'an and Haojing, is the capital of Shaanxi Province, a sub-provincial city and a national regional central city (northwest). It is an important central city in western China approved by the State Council, an important national scientific research, education and industrial base, a "world historical city" determined by UNESCO 198 1, and one of the top ten ancient capitals in the world selected by American media.

Xi is one of the important birthplaces of Chinese civilization and the Chinese nation, and the eastern starting point of the Silk Road. Fenghao Capital, Qin Epang Palace, Terracotta Warriors, Han Weiyang Palace, Changle Palace, Sui Daxing City, Tang Daming Palace, Xingqing Palace, etc. Outline the "Chang' an Complex".

Xi is the first batch of national historical and cultural cities announced by the State Council. There were 13 dynasties in history, namely, Western Zhou, Qin, Western Han, Xin Mang, Eastern Han, Western Jin, Zhao Qian, former Qin, later Qin, Western Wei, Northern Zhou, Sui Dynasty and Tang Dynasty, which established their capitals here. It is one of the four ancient capitals in the world, and was once the capital and political, economic and cultural center of China. As early as 6.5438 million years ago, Lantian ancients built settlements here; During the Yangshao culture period 7000 years ago, the prototype 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. Since the founding of People's Republic of China (PRC), more than 200 heads of state and politicians in the world have visited the ancient capital Xi 'an, including the United Nations Secretary-General, the President of the United States, the President of Russia, the German Chancellor, the President of France, the Queen of England, the Japanese Emperor and the President of South Korea.