Man Guo is our founder and has served as the chairman of our board of directors since our inception in 2007. Mr. Guo has also served as our interim chief financial officer from March 2021. In addition, Mr. Guo served as our chief executive officer from inception to September 2022 and our interim chief financial officer previously from December 2018 to February 2019. He was the general manager of Beijing Sunshine Media Co., Ltd. from 1997 to 2004. From 1991 to 1996, Mr. Guo served as the deputy general manager of Beijing Trade & Technology Development Company. Prior to that, he worked in China Civil Aviation Development Service Company from 1988 to 1990. Mr. Guo received his bachelor’s degree in applied mathematics from People’s Liberation Army Information Engineering University in China in 1983 and an Executive MBA degree from Peking University in China in 2011.
Songzuo Xiang has served as our independent director, a member of each of the committee, and the chairperson of the Audit Committee since November 2008. From March 2009 to October 2009 and from July 2000 to July 2009, Dr. Xiang served as chief executive officer and director, respectively, of Ku6 Media Co., Ltd., a Nasdaq-listed company. He previously served as the Deputy Director of the Fund Planning Department at the People’s Bank of China Shenzhen Branch and was an investment manager at Shenzhen Resources & Property Development Group. Mr. Xiang has served as the dean of the Greater Bay Area Institute of Financial Research in Shenzhen, China since October 2022, and as the independent director of Taikang Life Insurance Co., Ltd. since November 2022. and as the independent director of Trinomab Biotech Co., Ltd. since May 2023. He was a visiting scholar at Columbia University from May 1999 to July 2000 and at Cambridge University from October 1998 to May 1999. Dr. Xiang received his bachelor’s degree in engineering in Huazhong University of Science and Technology in 1986, his master’s degree in international affairs from Columbia University in 1999, his master’s degree in management science in 1993 and his Ph.D. degree in economics in 1993 from Renmin University in China.
Mr. Chunhua Tian has been appointed as an independent director of the Board, a member of each of the Committees, and the chairperson of the compensation committee, effective from March 4, 2025. Mr. Chunhua Tian has served as the General Manager of Daimuji Immigration Consulting (Chongqing) Co., Ltd. since November 2018. Previously, he was the Deputy General Manager of Chongqing Licheng Construction Machinery Equipment Leasing Co., Ltd. and Chongqing Jinjiazi Mechanical and Electrical Equipment Co., Ltd. from March 2014 to October 2018. Earlier in his career, he was the Founder and General Manager of Lianyungang Dongchuang Concrete Co., Ltd. from May 2006 to November 2012. He holds a bachelor’s degree in Business Administration from Zhengzhou University of Aeronautics and Astronautics.
Sionglin Hon has been appointed as an independent director of the Board, a member of each of the Committees, and the chairperson of the Compliance Committee, effective from May 8, 2026. He has extensive experience in engineering, industrial automation, manufacturing operations, and business management. Since August 2022, he has served as the Operations Manager and Chief Executive Officer of Audio Handle Sdn Bhd, overseeing the company’s manufacturing operations, procurement, production management, quality assurance, operational strategy, and overall business performance. He has led cross-functional teams in driving operational efficiency, cost management, process optimization, and organizational growth. He served as a Project Engineer at Ener Tech Solution Sdn Bhd from February 2020 to August 2022, where he directed end-to-end execution of industrial automation and electrical system projects, including project planning, technical evaluation, implementation, testing, and commissioning. He obtained his Bachelor of Mechanical Engineering from INTI International University in December 2019.
Qirui Dou has served as our chief executive officer and director since November 2025. Mr. Dou has professional experience in legal consulting and financial management. Since November 2021, he has been working as an independent legal consultant focusing on corporate governance and economic-related cases. From November 2016 to October 2021, he served as General Manager at Suzhou Shanyi Investment Management Co., Ltd., leading financing activities and product team management. Earlier, from May 2010 to August 2016, he worked at China Life Insurance’s Suzhou Branch, where he oversaw the wealth management center.
He received a master’s degree in Business Administration (International Finance) from Shanghai University in June, 2013, and a bachelor’s degree in Food Science and Engineering from Chongqing Technology and Business University completed in June, 2006.