EXHIBITA

JOINT FILING AGREEMENT

The undersigned acknowledge and agree that each of the undersigned is individually eligible to use the Schedule 13G to which this Exhibit is attached, such Schedule 13G is filed on behalf of each of the undersigned and all subsequent amendments to such Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint acquisition statements.  The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the other, except to the extent that he or it knows or has reason to believe that such information is accurate.

Date: February 14, 2013
			Unitas Capital Investors (Cayman) Ltd.
			/s/ Simon Bell
			Name:	Simon Bell
			Title:	Director
			Asia Opportunity Fund II, L.P.
			By:	Unitas Capital Equity Partners II, L.P., its general partner
			By:	Liu Asia Equity Company II, its general partner
			/s/ Andrew Liu
			Name:	Andrew Liu
			Title:	Director
			Unitas Capital Equity Partners II, L.P.
			By:	Liu Asia Equity Company II, its general partner
			/s/ Andrew Liu
			Name:	Andrew Liu
			Title:	Director
			Liu Asia Equity Company II
			/s/ Andrew Liu
			Name:	Andrew Liu
			Title:	Director
			/s/ Andrew Liu
			Andrew Liu

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/s/ Jay Lee

Jay Lee

/s/ John Lewis

John Lewis

/s/ Anurag Mathur

Anurag Mathur

/s/ Ajeet Singh

Ajeet Singh

/s/ Kevin Smith

Sir Kevin Smith

/s/ Eugene Suh

Eugene Suh

/s/ Jim Tsao

Jim Tsao

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