Three times
If you think from point "one to three" then you should not only think twice before you decide.
China has the highest population on earth, they are not willing to change anything for a round eyed and long nosed "Westener".
Read thru the threads and look of you want to take that risk. The greener side is highly where you are at the moment, except you are layed off or jobless, then the picture is diffrent. Alot of Guy´s took the likelihood of the family at risk by wanted another gig and got the Dragon instead.