bugger off
yes some of the replies are bit of rude, but yours are the worst, who do you think you are, one phone call will make visa expired? perhaps you forget many chinese students paid lots of money and consume lots of products and service here, all the tax just to support losers like you, not working, no confidence, only try to find your fantacy ego on other people you think are you were in better position, you are really good at psycholagny, lol...... bugger off