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Management Team
Charles Chao: Chief Executive Officer and Chairman of the Board

Charles Chao has served as our Chairman of the Board since August 2012 and our Chief Executive Officer since May 2006. He served as our President from September 2005 to February 2013, Chief Financial Officer from February 2001 to May 2006, Co-Chief Operating Officer from July 2004 to September 2005, and Executive Vice President from April 2002 to June 2003. From September 1999 to January 2001, Mr. Chao served as our Vice President, Finance. Prior to joining us, Mr. Chao served as an audit manager at PricewaterhouseCoopers, LLP, an accounting firm. Prior to that, Mr. Chao was a news correspondent at Shanghai Media Group. Mr. Chao is currently the Chairman of Weibo Corporation, a leading social media company, a director of NetDragon Websoft Inc., a company providing technology for online gaming and a director of Leju Holdings Ltd., an online-to-offline (O2O) real estate services provider in China. Mr. Chao holds a Master of Professional Accounting degree from University of Texas at Austin, an M.A. in Journalism from University of Oklahoma and a B.A. in Journalism from Fudan University in Shanghai, China.

Hong Du: Chief Operating Officer and President

Hong Du has served as our President and Chief Operating Officer since February 2013 and as a director of Weibo Corporation, a subsidiary of us since January 2014. Ms. Du had served as our Chief Operating Officer from February 2008 to February 2013. Ms. Du joined us in November 1999 and worked in the Business Development department until April 2004. From May 2004 to January 2005, Ms. Du served as Deputy General Manager of, a joint venture between SINA and Yahoo!. Ms. Du rejoined us in January 2005 and served as our General Manager of Sales Strategy from January 2005 to March 2005, General Manager of Sales from April 2005 to August 2005, Vice President of Sales from September 2005 to February 2007, and Senior Vice President of Sales and Marketing from February 2007 to February 2008. Ms. Du holds a B.S. in Applied Chemistry from Harbin Institute of Technology and an M.S. in MIS from San Francisco State University.

Bonnie Yi Zhang: Chief Financial Officer

Bonnie Yi Zhang has served as our Chief Financial Officer since March 2015. Prior to joining us, Ms. Zhang has served as Chief Financial Officer of Weibo Corporation, a subsidiary of us since March 2014. From May 2011 to February 2014, Ms. Zhang was the Chief Financial Officer of AdChina Ltd., a company operating an integrated internet advertising platform in China. From October 2007 to April 2011, Ms. Zhang was an audit partner of Deloitte Touche Tohmatsu based in Shanghai, with a focus on serving Chinese companies listed in the United States and Chinese companies making initial public offerings in the United States. From May 2005 to August 2007, she served as a senior manager in the National Office SEC Services group of Deloitte & Touche, LLP. While she was with that group, Ms. Zhang was primarily responsible for pre-issuance reviews of securities offering documents and periodic reports to be filed with the SEC and was primarily focusing on foreign private issuers. Ms. Zhang graduated summa cum laude in 1997 with a B.A. in Business Administration from McDaniel College in Maryland. She is a certified public accountant in the State of Maryland and is a member of the American Institution of Certified Public Accountants.

Arthur Wei: Senior Vice President

Mr. Arthur Wei has served as our Senior Vice President since February, 2015. Prior to joining SINA, Mr. Wei was a Vice President and the Chief Marketing Officer of Lenovo China. Mr. Wei joined Lenovo Group in 2007 and served various management positions within the group. From 1996 to 2007, Mr. Wei held several positions at Hewlett-Packard Co., in charge of marketing, business development, etc. Prior to that, Mr. Wei worked at Wyse Technology (Far East) Ltd. from 1994 to 1996 and at Beijing Hamamatsu Photonics K.K. from 1991 to 1994. Mr. Wei holds an M.B.A from Santa Clara University.

Bin Zheng: Vice President

Ms. Bin Zheng has served as our Vice President of human resources since November 2013 and was promoted to be an Executive Officer of SINA in June 2014. Prior to joining SINA, Ms. Zheng has served as Vice President of Qihoo 360 and Director of Qifei International, a subsidiary of Qihoo 360. Prior to that, Ms. Zheng has served as Baidu¡¯s HR Executive Director from January 2008 to June 2011. Prior to that, Ms. Zheng also held various Human Resources managerial roles in Fortune 500 companies, including Alcatel-Lucent, Lucent Technology Ltd. and General Electric. Ms. Zheng holds an EMBA degree from Peking University.

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