Sorry but just let you know that PVG
could be the MOST UNFRIENDLY Chinese civil airport to aviation photographers. Most probably the airport authority may come to ask you to leave, or even occassionally you would be 'invited' to the police station for a check. SHA
might be a little bit better, but not many exciting birds. For taking pics in China, personally I recommend PEK
(Tianjin) and CAN
[Edited 2008-10-07 06:42:39]
Never stop flying.