Football at the 2012 Summer Olympics – Men's Asian qualifiers preliminary round 1
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Preliminary Round 1 of the Men's Asian Qualifiers for the 2012 Olympic football tournament was held on 23 February 2011 and 9 March 2011. It was played in a two-legged system. The draw was made on October 20, 2010.[1] The 11 winners from the preliminary round will join the 13 higher ranked teams in two-legged knock-out ties to be played on 19 and 23 June 2011.