Hi,Khun Tik,sincerely thanks a lot to take care of my unit these days!however pls help to ask them kindly to finish the work next Monday,already two times when I come back they just go away without any notice,but I even not have the lunch yet to hurry back,and have to go back the office without any achievement which really make me upset!Sorry,It is not to you,but I am really upset because of them,pls ask they kindly do the help,really appreciate!