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.
1. Train from Beijing downtown to Badaling Great Wall. 2. Badaling Great Wall Train Station. The train is quite under-utilized, thus you do not need to book the ticket in advance. You can purchase return tickets from Beijing North Railway ticket booth.