Never never give up.
In this case, the Abu Dhabi government pays you RMB 6,400 a month merely
requesting you just to learn something (much less when compared with the
Chinese style, which is so god damn FUCKING). And you can have your
chances to read papers, print papers, and write (if you want) high
quality papers.
In the computer science field, what matters is not how much you have
learned before you are an undergraduate, or a graduate, or a Ph.D.. What
matters is that HOW WILLING you would be.

Always be self-motivating. Or you shall get doomed.