Mr. Jun Hou is our co-founder. He has been the chairman of our board of directors since April 2002 and was our chief executive officer from April 2002 until October 2009. From June 1994 to April 2002, Mr. Hou served as the chairman of the board of directors and was actively involved in the operations of China Da Tong Industrial Co., Ltd., a company that had been engaged in various businesses, including satellite navigation, at the time. Prior to that, he worked at China Science and Technology International Trust and Investment Corporation, a state-owned investment company, from August 1990 to August 1993 and at the Beijing Municipal Public Security Bureau from September 1988 to July 1990. Mr. Hou received a bachelor's degree in Chinese from Peking University in China.

Mr. Congwu Cheng is our co-founder. He has been our director since April 2002, and our chief executive officer since October 2009. Mr. Cheng was our president from April 2002 until September 2009. From June 1994 to April 2002, Mr. Cheng served as the president and was actively involved in the operations of China Da Tong Industrial Co., Ltd. Prior to that, he worked at China Science and Technology International Trust and Investment Corporation from October 1989 to October 1993 and in the trading department of China Kang Hua Corporation, a state-owned conglomerate, from July 1988 to October 1989. Mr. Cheng received a bachelor's degree in economics from Beijing Industry and Business University and a master's degree in economics from the Graduate School of Chinese Academy of Social Sciences in China.

Ms. Catherine Qin Zhang has served as our chief financial officer since 2006. Prior to joining us, Ms. Zhang held management positions at the finance and business operation divisions of UTStarcom from April 2003 to July 2006. Ms. Zhang had extensive experience in financial accounting, auditing and consulting while working at Deloitte & Touche LLP, Sara Lee Corporation, Accrue Software Inc. and Sun Microsystems, Inc. from January 1994 to April 2003. Ms. Zhang is a certified public accountant in the States of California and Illinois. Ms. Zhang received a bachelor's degree in English language and literature from Peking University in China and a post baccalaureate certificate in accountancy from Oregon State University.

Mr. Xiyong Tang has served as our senior vice president of operations and management since September 2006. Mr. Tang served on our board of directors from September 2006 to June 2010. In March 2004, Mr. Tang became a shareholder of MapABC Technology, which is now our variable interest entity. He worked as the general manager of the digital geography information division in the Founder Group from October 2001 to December 2003. Prior to that, Mr. Tang was a sales director at Network Associates, Inc. from May 2000 to May 2001, sales manager of the information product division of Hewlett Packard China from May 1996 to May 2000, and sales manager of 3M's Beijing office from May 1994 to May 1996. Mr. Tang received a bachelor's degree in applied physics from Dalian Institute of Technology in China.

Mr. Derong Jiang is our co-founder. Mr. Jiang has served as our director since June 2010. He has served as our senior vice president of quality control since April 2002 and has over 19 years of experience in research and development management. Prior to joining us, Mr. Jiang served as vice president of China Da Tong Industrial Co., Ltd. from July 1996 to March 2002, and worked at the Founder Group from July 1994 to June 1996. Mr. Jiang received a bachelor's degree in mechanics and a master's degree in solid mechanics from Peking University in China.

Mr. Yongqi Yang has served as our Executive Vice President of Automotive Business since February 2011. Mr. Yang was our chief technology officer from March 2007 until January 2011. Prior to joining us, Mr. Yang served as vice president of engineering at Roxbeam, a startup company funded by Softbank, from May 2005 to February 2007. From March 1996 to May 2005, Mr. Yang held various technology and management positions at Microsoft. While at Microsoft, he was actively involved in the development of the Windows CE operating system. As the development manager of Microsoft's mobile and embedded product unit, he led the development efforts for the first Windows CE product for the China market, the Chinese version of Palm PC. As a group program manager, he managed overall planning, design, development and the release of the first Microsoft set top box product for the China market, Venus. Mr. Yang also helped found the Microsoft China Technology Center, and managed the technical relationships with Microsoft hardware partners in China. Prior to joining Microsoft, Mr. Yang worked at Adobe System Inc. as a computer scientist from 1992 to 1996. Mr. Yang received a bachelor's degree in mechanical engineering from Zhejiang University in China and master's degrees in computer science and mechanical engineering from Washington State University.

Mr. Hai Cui has served as our chief technology officer since February 2011. Prior to joining us, Mr. Cui was the head of the China Technology Development Center at NHN Corporation, a leading publicly-listed Internet company based in the Republic of Korea, from February 2009 to January 2011. During that time, he led an experienced team that was focused on building platform technologies for large-scale Internet services. Before that, he spent nine years with Microsoft Corporation, where he built and led a specialized engineering team focused on technology engagement with China Mobile. Mr. Cui received a Master's degree in Computer Science and Engineering from Michigan State University and a Bachelor of Science in Computer Science from Fudan University.