Mr. Vincent Tai is our co-founder and has been chairman of our board of directors and our chief executive officer since our inception in 2004. Mr. Tai has over 25 years of experience in the high-tech industry. From 2001 to 2003, Mr. Tai co-founded and managed USI Inc., which developed linear power amplifiers in Silicon Valley. Prior to co-founding USI Inc., he worked as the general manager and then the president of UMAX Technologies in the United States from 1990 to 2001. Prior to that, Mr. Tai co-founded Excel Associates, a distribution company based in Hong Kong, in 1986. Mr. Tai received a bachelor of science degree in electrical engineering and a master of science degree in electrical engineering from Georgia Institute of Technology and an MBA degree from the University of Chicago in the United States.

Mr. Shuran Wei is our co-founder and has been our chief technology officer since our inception in 2004 and our director since 2005. Mr. Wei has almost two decades of experience in CMOS radio-frequency integrated circuit design. Prior to co-founding our company, he was a vice president of Analogix Semiconductor Inc. in the United States from 2002 to 2004. From 1998 to 2002, he was an integrated circuit design manager at Marvell Semiconductor Inc. in the United States, and from 1994 to 1998, he was an integrated circuit design engineer at LSI Corporation (formerly known as LSI Logic). Mr. Wei received a bachelor of science degree in physics from Peking University in China and a master of science degree in electrical engineering from the University of Minnesota in the United States.

Ms. Lily Li Dong has been our chief financial officer since 2007. Ms. Dong has two decades of experience in financial management and accounting. Prior to joining our company, she was the vice president of finance and then chief financial officer of Onewave Technologies Inc., a private company, from 2005 to 2007. Prior to that, she worked for Hewlett-Packard in China for over 13 years, holding various financial management positions with extensive experience of and exposure to U.S. and PRC GAAP reporting, financial planning and analysis, accounting, tax, treasury, risk management, and internal controls. Ms. Dong received a bachelor of economics degree in accounting from Nanjing University of Science and Technology in China and an executive master of business administration degree from China Europe International Business School in China. Ms. Dong is a PRC certified accountant.

Mr. Liang Zhang has been our senior vice president of engineering since 2004. Prior to joining our company, Mr. Zhang was a design manager at Analogix Semiconductor Inc. in the United States from 2002 to 2004. From 1999 to 2002, Mr. Zhang was a senior design engineer at Marvell Semiconductor Inc. in the United States. Mr. Zhang received a bachelor of science degree in microelectronics from Tsinghua University in China and a master of science degree in electrical and computer engineering from North Carolina State University in the United States.

Mr. Jun Chen has been our senior vice president of engineering since 2004. Prior to joining our company, Mr. Chen was a senior design engineer at G-Plus, Inc., from 2002 to 2004. From 2000 to 2002, he worked at the high speed electronics lab in the University of California, Los Angeles as a post-doctoral researcher. Mr. Chen received a bachelor of science degree in microelectronics from Nankai University in China and a Ph.D. from the China Academy of Sciences.

Mr. Dalei Fan has been our vice president of sales since 2009. From 2004 to 2009, Mr. Fan was our director of sales. Prior to joining our company, Mr. Fan was a sales representative at Analogix Semiconductor, Inc. from 2002 to 2004, responsible for developing Analogix's business in China. From 1998 to 2002, he was an engineer at China Unicom responsible for wireless broadband connections. Mr. Fan received a bachelor of science degree in communication engineering from Xi'an University of Electronic Science and Technology in China.

Mr. Guoguang Zhao has been our vice president of operations since 2009. Mr. Zhao joined our company in 2004 and was an analog circuit design manager from 2004 to 2006 and an operation director from 2006 to 2008, responsible for supervising quality assurance, test development, foundry engineering, and supply chain management. Prior to joining our company, he was a design engineer at RF Integrated Corp. from 2002 to 2004. He received a bachelor of science degree in wireless communication engineering from Beijing University of Posts and Telecommunications and a master of science degree in microelectronics from Tsinghua University in China.