China's number one city is Shanghai. Shanghai's GDP is the largest in China and the second largest in Asia, after Tokyo, Japan. Shanghai's resident population is 23.8 million, but the city's household population is only 14.26 million, which means that Shanghai has a foreign population of 9.53 million, making it the city with the largest foreign population in China.

Meanwhile, the port of Shanghai ranks first in the world in terms of cargo throughput and container throughput, and is a good international port on the river and the sea, with China's first free trade zone in mainland China, the China (Shanghai) Pilot Free Trade Zone. Shanghai and Anhui, Jiangsu, Zhejiang *** with the composition of the Yangtze River Delta city group, is one of the world's six major urban agglomerations.

The top three cities in China are:

1. Beijing, Shanghai?

Beijing is China's financial center of science and technology, education and culture, China's second city in terms of economic output, ranked tied for first. Shanghai is China's economic and financial center, the world's top city, China's first-tier cities, China's total economic output of the first city, ranked tied for first.

2, Guangzhou, Shenzhen

Guangzhou is China's first-tier cities, the traditional center of southern China, China's economic output of the fourth city, ranked second. Shenzhen is a first-tier city in China, the third city in China's total economic output, ranking tied for second.

3. Hangzhou, Nanjing, Chengdu, Chongqing, Wuhan and Taipei

Hangzhou, Nanjing, Chengdu, Chongqing and Wuhan are recognized as the five leading second-tier cities after the four first-tier cities, and ranked tied for third. Taipei, as the capital of Taiwan Province, ranked tied for third with the above top five cities.