From my point of view, the following question should be taken into consideration when you choosing city for studying in China:
Is it an economic and cultural center?
Whether it has plenty of academic activities and other big events?
Can you gain access to abundant internship chances or job opportunities?
How about the traffic?
......
In accordance with above standards, I suggest you choose from these ten cities:
Beijing(metropolitan)
Shanghai(metropolitan)
Nanjing(historical & cultural city)
Xi'an(historical & cultural city)
Wuhan(cultural city)
Guangzhou(metropolitan)
Tianjin(metropolitan)
Chongqing(cultural city)
Chengdu(cultural city)
Changsha(historical & cultural city)