hi,will be travelling china for the first time,can anyone please tell me :-
1)the cheapest way to reach shanghai from Shenzhen along with the appx cost
2)whether shopping in Shenzhen is cheaper than shanghai and where can i do shopping in Shenzhen for clothes,bags and shoes
3)what all can be seen in a day in Shenzhen (including shopping)
4)cheapest way to reach Shenzhen from Hong Kong along with proper directions
thank you