Original sentence: Compared with Tokyo, the world’s largest city, and Mexico City which both have a population of over 35 million, cities in China are still relatively small.Shanghai is the largest city in China, with a population of 14.5 million, followed by Beijing with a population of 10.7 million
Edited sentence: Shanghai is the largest city in China, with a population of 19 million, followed by Beijing with a population of 17.4 million