Answered by Susan
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Oct. 09, 2013 04:16
you have to hold third country visa (if required) and plane tickets;
you have to enter Shanghai through Pudong International Airport or Hongqiao Airport;
during the 72 hours, you can only travel within Shanghai Administration Region.
you can find more information about 72 visa-free at:
www.travelchinaguide.com/embassy/visa/free-72hour/