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Mr. Li Gangjiang is an executive Director, Chairman and Chief Executive Officer of Semi-Tech Group. He joined the Group in February 2021 and has served as Chief Executive Officer since February 2021 and as a Director and Chairman since April 2021. He was redesignated as an executive Director on September 1, 2025. He is primarily responsible for the Group’s overall strategic planning, business policies, capital operations, and overall business operations and management.
Mr. Li has over 20 years of experience in the software industry. He previously worked at Microsoft, Intel, Google, Sohu and Baidu, and served as co-founder and Chief Technology Officer of Gaotu Techedu Inc., as well as Chairman and Chief Executive Officer of Baijiayun Group. Since November 2019, he has served as Chairman, executive director and general manager of Jiashilian Private Fund Management.
Mr. Li obtained a bachelor’s degree and a master’s degree in computer science and technology from Tsinghua University in June 1998 and June 2000, respectively. He obtained a Master of Business Administration degree from China Europe International Business School in August 2019. He has been pursuing a Doctor of Engineering degree under the Innovation Leadership programme at Tsinghua University since July 2020.
Ms. Zhang Ying is an executive Director and President of Semi-Tech Group. She joined Guyao Software Technology (Suzhou) Co., Ltd. in February 2011 and has served as a Director and President of the Company since October 2021. She was redesignated as an executive Director on September 1, 2025. She is primarily responsible for the Group’s business direction and day-to-day decision-making, and directly oversees the pan-semiconductor product centre.
Ms. Zhang has over 20 years of experience in the software industry. She previously worked at Guyao Electronic Technology (Shanghai) Co., Ltd. She has served as executive director and general manager of Guyao Software Technology (Suzhou) Co., Ltd. since February 2011.
Ms. Zhang obtained a bachelor’s degree in industrial automation and a master’s degree in automatic control from Harbin University of Science and Technology in July 2000 and April 2003, respectively. She has been pursuing a Master of Business Administration degree at China Europe International Business School since September 2024.
Mr. Li Guangzhu is an executive Director and Chief Marketing Officer of Semi-Tech Group. He joined Shenzhen Semi-Tech in May 2015 and has served as a Director and Chief Marketing Officer of the Group since October 2021. He was redesignated as an executive Director on September 1, 2025. He is primarily responsible for the Group’s overall marketing management and development of key customers.
Mr. Li has over 17 years of experience in the software industry. From January 2008 to December 2015, he served as a senior manager at MIRACOM Inc Co. He subsequently joined Shenzhen Semi-Tech, where he has served as general manager since April 2018 and as executive director since June 2020.
Mr. Li obtained a bachelor’s degree in automation from Tongji University in July 2004.
Ms. Zhang Xin is an executive Director of Semi-Tech Group. She joined the Company in March 2024 and has served as a Director of the Group since May 2025. She was redesignated as an executive Director on September 1, 2025. She is primarily responsible for the Group’s overall strategic planning and capital operations.
Ms. Zhang has over 14 years of experience in the internet industry. She previously worked at Baidu Online Network Technology (Beijing) Co., Ltd. and Gaotu Techedu Inc. From May 2017 to September 2025, she served as Vice President and Board Secretary of Baijiayun Group Ltd., responsible for the Group’s day-to-day management and operations and the organisation of board meetings.
Ms. Zhang obtained a Master of Business Administration degree from the School of Economics and Management, Tsinghua University, in July 2026.
Mr. Yu Jiang is a non-executive Director of Semi-Tech Group. He was appointed as a non-executive Director of the Company on July 24, 2026. He is primarily responsible for high-level oversight of the Group’s management and operations.
Mr. Yu previously worked as an officer in the general office of the Beijing Economic Information Centre, as manager of the project management department of Investment Beijing International Co., Ltd., as a senior manager and department head at China Development Bank Capital Co., Ltd., as President of China Development Bank Technology Venture Capital Co., Ltd., and as a director at China Integrated Circuit Industry Investment Fund Management Co., Ltd. From October 2022 to July 2024, he served as a director, a member of the strategy committee and a member of the nomination committee of JCET Group. Since November 2024, he has served as managing director of SDIC Venture Capital (Beijing) Private Equity Fund Management Co., Ltd., responsible for investment management.
Mr. Yu obtained a bachelor’s degree in information systems from Dongbei University of Finance and Economics in 1997, a master’s degree in information economics in 2000, and a doctoral degree in management science and engineering from Dalian University of Technology in 2003.
Mr. Yu Hui is a non-executive Director of Semi-Tech Group. He joined the Group and was appointed as a Director in August 2025, and was redesignated as a non-executive Director on September 1, 2025. He is primarily responsible for high-level oversight of the Group’s management and operations.
Mr. Yu has over 15 years of experience in auditing, equity investment and corporate governance. Since February 2017, he has served as investment director and partner of the intelligent technology department of Shanghai Free Trade Zone Equity Investment Fund Management Co., Ltd., responsible for the fundraising, investment, management and exit of equity investment funds. He has also served as a supervisor of Shanghai Weimairui Technology Co., Ltd. since July 2024. Previously, he worked as a senior accountant at Ernst & Young Hua Ming LLP, Shanghai Branch.
Mr. Yu obtained a bachelor’s degree in accounting from Xiamen University in July 2009 and a Master of Business Administration degree from the Shanghai Advanced Institute of Finance, Shanghai Jiao Tong University, in June 2016. He obtained non-practising membership as a certified public accountant from the Shanghai Institute of Certified Public Accountants in June 2015.
Mr. Pang Fengzheng is an independent non-executive Director of the Company. He joined the Group and was appointed as an independent Director in November 2023, and was redesignated as an independent non-executive Director on September 1, 2025. He is primarily responsible for supervising and providing independent advice and judgement to the Board.
Mr. Pang has over 35 years of experience in accounting and financial management. He has served as chief partner of Beijing Chengdexin Accounting Firm (General Partnership) since December 2017, as manager of Beijing Xinda Jiayuan Tax Agent Co., Ltd. since March 2020, and as an independent director of Beijing Tongmei Xtal Technology Co., Ltd. since April 2021. Previously, he served as an accounting manager or project manager at several accounting firms.
Mr. Pang obtained a secondary vocational qualification in accounting from Shandong Dezhou Textile Industry School in July 1990 and a junior college qualification in economic management from the Shandong Provincial Party School in June 2004. He obtained his Chinese Certified Public Accountant qualification in May 2008 and his senior management accountant qualification in February 2019.
Dr. Ye Hangjun is an independent non-executive Director of the Company. He joined the Group and was appointed as an independent Director in November 2023, and was redesignated as an independent non-executive Director on September 1, 2025. He is primarily responsible for supervising and providing independent advice and judgement to the Board.
Dr. Ye has over 20 years of experience in the internet industry. He has worked at Xiaomi Technology since September 2012 and currently serves as general manager of its autonomous driving and robotics department, responsible for the research and development of autonomous driving technologies and products. Previously, he worked as a researcher at IBM (China) Co., Ltd., as a senior software engineer at Google Information Technology (China) Co., Ltd., and as a director of the index download group in Tencent Technology’s search platform department. He also served as a non-executive director of Kingsoft Cloud Holdings Limited from April 2021 to March 2023.
Dr. Ye obtained a bachelor’s degree and a doctoral degree in computer science from Tsinghua University in June 1998 and July 2003, respectively.
Ms. Zhang Zhidi is an independent non-executive Director of the Company. She joined the Group and was appointed as an independent Director in August 2025, and was redesignated as an independent non-executive Director on September 1, 2025. She is primarily responsible for supervising and providing independent advice and judgement to the Board.
Ms. Zhang has over eight years of professional legal experience and nearly nine years of experience in the financial industry. She previously worked at Commerce & Finance Law Offices and Beijing FenXun Partners, then served as Vice President of asset securitisation at CITIC Securities Co., Ltd. and as an executive director of China Renaissance Pan-Asia Investment Consulting (Beijing) Co., Ltd., where she was responsible for establishing and managing the strategic clients department and incubating and implementing offshore wealth management business. She subsequently served as a director of Hainan Huaxing Fanrui Technology Consulting Co., Ltd., responsible for establishing and managing the strategic clients department, serving the Group’s strategic clients and pursuing key areas of cooperation. She has served as an executive director of Beijing Youai Youguang Education Consulting Co., Ltd. since May 2024.
Ms. Zhang obtained a bachelor’s degree in thermal energy and power engineering from Shandong University in July 2005 and a master’s degree in law from the University of International Business and Economics in June 2008. She obtained the legal professional qualification of the People’s Republic of China in February 2008, and subsequently obtained professional qualifications for securities, funds, and the Hong Kong securities and futures industry.
Mr. Min Dong Sik joined the Group in March 2019 and has served as Chief Scientist of the Company since August 2025. He is primarily responsible for the Group’s overall product research and development, leading innovation in technology strategy, coordinating the research and development system, and overcoming key technical challenges.
Mr. Min has over 32 years of experience in software research and development. He worked at Hynix from February 1993 to March 1998, and served as section chief of the FA automation department at HumanWare from April 1998 to October 2000. From November 2000 to October 2019, he served as President of MIRACOM Inc Co.’s China company. MIRACOM Inc Co. specialises in enterprise software, developing and distributing operations management systems and other enterprise IT software.
Mr. Min obtained a Bachelor of Engineering degree in computer science from Incheon National University in February 1993.
Mr. Yu Hui joined the Group in August 2025 and has served as Chief Financial Officer of the Company since August 2025. He is primarily responsible for the Group’s initial public offering and overall capital operations, market capitalisation management, strategic mergers and acquisitions, and investment.
Mr. Yu has over 15 years of experience in investment banking and private equity investment. He previously worked at China Securities Co., Ltd. and Guotai Haitong Securities Co., Ltd. From February 2014 to September 2020, he served as managing director of the investment banking division at China International Capital Corporation (CICC), responsible for initial public offerings, mergers and acquisitions, restructurings, and other capital operations and financing activities for leading companies in the technology, media and telecommunications (TMT) sector. From September 2020 to July 2025, he successively served as managing director of CICC Jiacheng Investment Management Co., Ltd. and CICC Capital, managing director of Beijing Science and Technology Innovation Investment Management Co., Ltd., and an appointed representative and fund head for CICC Capital funds, responsible for investment management of private equity funds and the Beijing Science and Technology Innovation Fund.
Mr. Yu obtained a master’s degree from Peking University in July 2010. From June 2021 to August 2024, he completed the inaugural Long China programme at the PBC School of Finance, Tsinghua University, where he has been pursuing a Finance EMBA degree since September 2024.
Mr. Li Long joined the Group in September 2024 as a senior expert in the Chairman’s Office, responsible for the Company’s listing, investment and financing, corporate governance and investor relations management. He has served as Secretary to the Board of the Company since August 2025.
Mr. Li has over 10 years of experience in finance. He previously served as a senior manager in the investment banking department of Zhongtai Securities Co., Ltd. and a senior manager in the mergers and acquisitions department of Zheshang Securities Co., Ltd. From January 2021 to September 2024, he served as Vice President in the investment banking department of China Securities Co., Ltd.
Mr. Li obtained a bachelor’s degree in materials science and engineering from Southwest Jiaotong University in June 2012 and a master’s degree in law from Fudan University in June 2015. He obtained his legal professional qualification in March 2015 and his Chinese securities industry professional qualification in December 2015. He registered as a sponsor representative with the Securities Association of China in December 2020.
Ms. Chen Liqian joined the Group in May 2021 and has served as the Company’s financial controller since December 2022, primarily responsible for the Group’s financial management. She served as a Director of the Company from April 8, 2024 to April 28, 2025, and has served as financial controller of several subsidiaries of the Group.
Ms. Chen has over 10 years of experience in accounting and financial management. She previously worked at New Oriental School in Haidian District, Beijing. From December 2014 to February 2018, she served as a finance supervisor at Gaotu Techedu Inc. From February 2018 to April 2021, she served as finance director at Baijiayun Group Ltd., primarily responsible for the Group’s accounting and financial management.
Ms. Chen obtained a bachelor’s degree in computer science and technology from the School of Information Engineering, Zhengzhou University, in July 2011.
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