Board of Directors

Mr. Louis Hsieh has served as our director since March 2007 and senior advisor since January 2016. From May 2009 to January 2016, Mr. Hsieh served as our president, and from December 2005 to April 2015, he served as our chief financial officer. Mr. Hsieh also serves as an independent director and chairman of the audit committee since May 2014, of JD.com Inc. (Nasdaq: JD; HKEX: 9618), a leading technology driven e-commerce company in China listed on Nasdaq and the Hong Kong Stock Exchange, and an independent director of YUM China (NYSE: YUMC; HKEX: 9987) from November 2016 to June 2023 and chairman of the audit committee from 2016 to 2019, of Yum China Holdings, Inc.. From May 2017 to October 2019, Mr. Hsieh served as the global chief financial officer of NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO), a leading electric car original equipment manufacturer. From April 2021 to May 2024, he served as the global chief financial officer and board director of Hesai Technology (NASDAQ:HSAI), a global leader in 3-D Lidar solutions.

Prior to joining us in 2005, Mr. Hsieh was the chief financial officer of ARIO Data Networks, Inc. in San Jose, California from 2004 to 2005. Prior to that, Mr. Hsieh was a managing director for the private equity firm of Darby Asia Investors (HK) Limited from 2002 to 2003. From 2000 to 2002, Mr. Hsieh was the managing director and the Asia-Pacific tech/media/telecoms head of UBS Capital Asia Pacific, the private equity division of UBS AG. From 1997 to 2000, Mr. Hsieh was a technology investment banker at JP Morgan in San Francisco, California, where he was a vice president, and Credit Suisse First Boston in Palo Alto, California, where he was an associate. From 1990 to 1996, Mr. Hsieh was a corporate and securities attorney at White & Case LLP in Los Angeles.

Mr. Hsieh holds a bachelor’s degree in industrial engineering and engineering management from Stanford University, an MBA degree from the Harvard Business School, and a J.D. degree from the University of California at Berkeley.

Mr. Denny Ting Bun Lee has served as our independent director since September 2006. Mr. Lee currently also serves as the chairman of the audit committees and independent non-executive director on the boards of SHEIN Global Holdings Limited (HKEX: 625), NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) and Jianpu Technology Inc. (OTCQB: AIJTY). From April 2002 to June 2022, Mr. Lee served as a director of NetEase, Inc., formerly known as NetEase.com, Inc., which is listed on the Nasdaq Global Select Market (NASDAQ: NTES) and the Hong Kong Stock Exchange (HKEX: 9999). He was the chief financial officer of NetEase.com, Inc. from April 2002 to June 2007 and its financial controller from November 2001 to April 2002. Prior to joining NetEase.com, Inc., Mr. Lee worked in the Hong Kong office of KPMG for more than ten years.

Mr. Lee graduated from the Hong Kong Polytechnic University majoring in accounting and is a member of The Hong Kong Institute of Certified Public Accountants and The Chartered Association of Certified Accountants.

Dr. Yue Zhuge has served as our independent director since December 2024. She has been a partner at NGP Capital since June 2023 and the founding partner of QuarkStar since January 2022. Prior to that, Dr. Zhuge was General Manager and VP of R&D at Hulu Beijing from May 2015 to May 2021, where her team developed key technologies in machine learning, AI, video technology, and data science. She previously held technical management positions at Yahoo! and Microsoft. 

From 2006 to 2019, Dr.Zhuge served as the co-owner and senior director of Nuolida Education Co., Ltd., overseeing the management and operations of Beijing Lido Gymboree, a franchisee of Gymboree Play & Music. During this period, she oversaw teams providing bilingual early childhood and family education programs to thousands of children and was deeply involved in the overall operations of the educational institution, encompassing team recruitment and training, curriculum coordination, client relationship management, and comprehensive management of operating revenue and daily operations. Additionally, she also served as a member of the Board of Trustees at Dulwich College Beijing and as a mentor for Schwarzman Scholars. 

Dr. Zhuge earned her M.S. and Ph.D. in Computer Science from Stanford University, as well as an M.S. in Applied Mathematics from Stony Brook University. She completed her undergraduate studies at Tsinghua University. 

Dr. Zhuge is the chief editor of the books The Quest for Machine Learning and The Quest for Deep Learning. She is also the author of the popular science book Computational Thinking and two parenting books My Two Boys: A Devil and an Angel and Growing Tree: A Guide for the Future of Parenting.