I did not feel like to reply to this post when I read it a bit earlier.
It's not only the English that leaves much to be desired; it is also the message - he is better than any other foreign teacher in China - that needs no further comment.
It is obvious this poster is NOT, he/she better work on his/her English instead.
Where do you work, BLACK poster - in a crappy training centre like Shane Kunming or for a really decent school?
In your case, I think the first option applies - you k-now no English, and long time no see your grandmother, right?...LOL