When you click on Withdrawal in Paypal, it will tell you how many days it will take. For me in Singapore, it takes about 5 working days
1 G6305 train, departing at 09:00 and arriving at 09:30, 30 minutes' duration, from Guangzhou South Railway Station to Shenzhen North Railway Station.  You are recommended to choose a train for which you can arrive at the train station 2 hours before its departure.
Guangzhou New Baiyun Airport Transportation Guides. First bus leaves at 5:40 from airport to C.A. Ticketing Booth (East side of Guangzhou Railway Station); First bus leaves at 6:20 from C.A. Ticketing Booth to Baiyun Airport. Last bus leaves after final arrival of the day.