1- 24 hours no visa required.
2- China Southern provides free hotel at airport.
3- Read this topic, recent reports by other passengers who did the same in same airport more specifically from Post No.19 and to current. Once you read, you'll understand fully.
Top right corner of this website shows you all the major attractions.
Spend an hour to read the GZ forum posts, you learn key data fast.
Subway under terminal goes to downtown GZ, 45 minutes.
Sorry - I got a little ahead of myself. i have sicne foudn several threads on this very topic.
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