Xi'an - Wikipedia
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Xi'an (UK: /Si:'aen/ shee-AN, US: /Si:'a:n/ shee-AHN; Chinese: Xi An ; pinyin: Xi'an; Chinese: [ci.an] (listen)), frequently misspelled as Xian and also known by other names, is the capital of Shaanxi Province. The city is located on the Guanzhong Plain and is the third-most populous in Western China after Chengdu and Chongqing. The total population of the city was 12,952,907 at the 2020 census. The urban population total was 9.28 millions. 
Xi'an, which was resurrected as a cultural and industrial centre in the region's central-northwest, has been a part of the economic growth of inland China since the 1980s. It also houses many research and development facilities. Currently, Xi'an is a sub-provincial city that administers 11 districts and two counties.  In 2020, Xi'an was ranked a Beta- (global 2nd tier) city according to the Globalization and World Cities Research Network. The country's ranking ranked Xi'an 17th. According to the Global Financial Centres Index, Xi'an also ranks among the top 100 financial centres in the world.  Xi'an ranks among the top 40 cities worldwide based on scientific output, according to the Nature Index. Xi'an also hosts many of China's most prestigious universities, such as Xi'an Jiaotong University and Northwestern Polytechnical University.