Thanks Stranger, Luqi, NKarla, Rawdah, Soundless and all....
Here my detail:
Feb 2011: Applied a complete application with arrange employment.
Mar 2011: They received my application for permanent residence.
May 2011: They reviewed my application and sent a letter to my employer.
Aug 2011: Received a letter asking for some of my experience and other documents.
Sep 2011: Submit all the requested documents.
Nov 2011: My application was reviewed and they started processing.
Jun 2012: Sent a letter to London office because, I was worried about my in-process status for so long.
Jun 2012: Received their letter saying "waiting for visa-officer review" and it is still in the same status until now.
Feb 2014: Interview in Abu Dhabi. (16 Feb 2014)
Mar 2014: Received medical request (06 Mar 2014)
NOC : 2175 with arranged employment...