Really? What accounts for all the Chinese tourists visiting Europe/UK/USA? I have a friend who runs a hostel in Edinburgh and the majority of her guests are Chinese so much so that they have had to print signs in Mandarin asking people to abide by certain rules.
>You cannot transfer money out of country legally, pretty soon can't invest in other countries's stocks
This must not be enforced that severely given how much capital has flowed into other countries real estate market. In fact this is a common loophole used to get US citizenship. (invest 500k and you can get a green card).