YY [YY] SC 13D/A: (Original Filing)
[JOINT FILING STATEMENT Dated: September 23, 2013 GRANITE GLOBAL VENTURES III L.P. GGV III ENTREPRENEURS FUND L.P. GRANITE GLOBAL VENTURES III L.L.C. ITS: GENERAL PARTNER Hany M. Nada Managing Director GRANITE GLOBAL VENTURES III L.L.C. Hany M. Nada Managing Director Hany M. Nada as Attorney-in-fact for Scott B. Bonham Hany M. Nada Hany M. Nada as Attorney-in-fact for Thomas K.]