You might have heard of some of these?

Here are a few cities and their populations.

Shanghai	9,862,000
Beijing	7,607,000
Chongqing	6,609,000
Tianjin	5,325,000
Wuhan	4,411,000
Harbin	4,350,000
Shengyang	4,333,000
Guangzhou	4,361,000
Chengdu	3,459,000
Nanjing	3,095,000
Changchun	2,878,000
Chicago	2,869,000
Xi’an	2,858,000
Dalian	2,754,000