haiZ .. veri tired.. work at rtc for 2 dae. le... ytd 1st time return to work.. wa so bu xi guan wor.. dun noe why.. i so stress.. so jin zhang hahaZ.. in the end ish another guy who came after mi keep teaching mie. .well well can't blame. cause a ot thing haf change haiZ.. sp tired.. my back.. my waist. .and my left leg muscles hurts a lot... my bak.. haiX.. so pain .. almost died.. .....tired...