Biography

Mr. Frank Lin has served as our director since January 2011. Mr. Lin is a general partner of DCM, a technology venture capital firm. Prior to joining DCM in 2006, Mr. Lin was chief operating officer of SINA Corporation (NASDAQ: SINA). He co-founded SINA's predecessor, SinaNet, in 1995 and later guided SINA through its listing on NASDAQ. Prior to founding SinaNet, Mr. Lin was a consultant at Ernst & Young Management Consulting Group. Mr. Lin had also held various marketing, engineering and managerial positions at Octel Communication Inc. and NYNEX. Mr. Lin currently serves on the board of directors of numerous DCM portfolio companies. Mr. Lin received an MBA degree from Stanford University and a bachelor's degree in engineering from Dartmouth College.