Investors/Cooperation

Mr. Gong Renyuan, aged 55, joined the Group in 2002 and was appointed as a Director in March 2010 and redesignated as an executive Director in May 2010. Mr. Gong is the chief executive officer of the Company and the president of the Group. Mr. Gong is primarily responsible for overseeing overall business of the Group, including devising and implementing business and development strategies and targets.

Before joining the Group, Mr. Gong accumulated over eight years of experience in business operations. Mr. Gong completed a programme in business English at the Beijing University of Technology in the PRC in 1993.

Mr. Gong is the spouse of Ms. Ren Jie, who is a member of the senior management of the Company.

Mr. Yue Zhoumin, aged 56, joined the Group in 2009 and was appointed as an executive Director in May 2010. Mr. Yue is a vice president of the Group. Mr. Yue is also the executive director and the manager of Beijing Sunking Power Electronics Technology Co., Ltd. , the director and the manager of Beijing Sunking Electronic Technology Co., Ltd. , the director of Wuxi Zhuofeng Information Technology Co., Ltd. and the director of Jiashan Sunking Capacitor Co., Ltd. , all of which are subsidiaries of the Company. Mr. Yue is primarily responsible for strategic planning and development of the Group, overall procurement process of the Group and daily operations of the procurement department.

Mr. Yue has extensive experience in corporate project management and fund raising in the capital market. Mr. Yue is highly experienced in strategic management and before joining the Group, he worked in the strategy division of COSCO SHIPPING Holdings Co., Ltd. (formerly known as China COSCO Holdings Company Limited), which is a company listed on the Stock Exchange (stock code: 1919), from 2005 to 2009.

Mr. Yue obtained a bachelor’s degree in economics from the Shanghai Maritime University in the PRC in 1994.

Mr. Chen Shimin, aged 67, was appointed as an independent non-executive Director in August 2010. Mr. Chen is the chairman of the audit committee and a member of the remuneration committee, the nomination committee and the strategy and sustainability committee.

Mr. Chen is a professor of accounting, the Zhuxiaoming Chair Professor of Accounting and the Director of Case Development Centre at the China Europe International Business School. Mr. Chen has extensive accounting teaching and research experience in the PRC and overseas.

Since January 2021, Mr. Chen has been serving as an independent director of China Guangfa Bank Co., Ltd.. From February 2019 to December 2025, Mr. Chen served as an external supervisor of Postal Savings Bank of China Co., Ltd., which is a company listed on the Shanghai Stock Exchange (stock code: 601658).

Mr. Chen served as a director of the following listed companies during the three years immediately preceding the date of this annual report: From December 2018 to December 2024, Mr. Chen served as an Independent director of Advanced Micro-Fabrication Equipment Inc. China , which is a company listed on the Shanghai Stock Exchange (stock code: 688012). From February 2019 to March 2025, Mr. Chen served as an Independent non-executive director of Yincheng International Holdings Co., Ltd., which is a company listed on the Stock Exchange (stock code: 1902) (listing cancelled in March 2025). From May 2020 to March 2023, Mr. Chen served as an Independent director of China Fortune Land Development Co., Ltd., which is a company listed on the Shanghai Stock Exchange (stock code: 600340).

Mr. Chen is a management accountant registered in the United States, and a member of the Institute of Management Accountants of the United States. Mr. Chen obtained a bachelor’s degree and a master’s degree in economics from the Shanghai University of Finance and Economics in the PRC in 1982 and 1985, respectively, and obtained a doctoral degree in philosophy from the University of Georgia in the United States in 1992.

Mr. Zhang Xuejun, aged 60, was appointed as an independent non-executive Director in December 2016. Mr. Zhang is the chairman of the nomination committee and a member of the audit committee, the remuneration committee and the strategy and sustainability committee.

From 1986 to 1992, Mr. Zhang worked at the School of English and the School of Political Science and Law in the Capital Normal University (formerly known as the Beijing Normal College). From 1992 to 2000, Mr. Zhang served in the Beijing Municipal Committee of the Communist Youth League of China (the “CYL”) and the Hepingjie Subdistrict Office of Chaoyang District in Beijing and successively assumed the positions of deputy office head and secretary to the Party Working Committee. From 2000 to 2008, Mr. Zhang served in the Central Committee of the CYL (the “CCCYL”) and successively assumed the positions such as deputy director of the Young Pioneers of China Career Development Centre of the CCCYL, deputy director of the Juvenile Department and the Propaganda Department of the CCCYL, director of the Juvenile Department of the CCCYL, deputy director of the National Working Committee of the Young Pioneers of China and member of the 16th Central Standing Committee of the CCCYL. From 2008 to 2011, Mr. Zhang served as a deputy secretary (bureau-director level) to the Jiujiang Municipal Committee in Jiangxi Province. From 2011 to 2014, Mr. Zhang served as a party secretary to and a director of the Foreign and Overseas Chinese Affairs Office of Jiangxi Province. From 2014 to 2016, Mr. Zhang was a party member of and served as the secretary general to the Western Returned Scholars Association. From 2016 to 2017, Mr. Zhang served as a cochief executive officer of Hsin Chong Group Holdings Limited, which is a company formerly listed on the Stock Exchange, and was primarily responsible for managing the business in the Mainland China. From 2017 to 2019, Mr. Zhang served as the vice general manager of China Communication Group. From 2019 to 2021, Mr. Zhang served as the secretary to the Party Committee of Shunliban Information Service Co., Ltd., which is a company formerly listed on the Shenzhen Stock Exchange. From 2021 to 2024, Mr. Zhang served as a supervisor of Beijing Runan Construction Engineering Co., Ltd..

Mr. Zhang obtained a bachelor’s degree in philosophy from the Capital Normal University (formerly known as the Beijing Normal College) in the PRC in 1986. Mr. Zhang graduated from the on-job postgraduate course at the Chinese Academy of Social Sciences in 1998. Mr. Zhang obtained an EMBA degree from the Cheung Kong Graduate School of Business in the PRC in 2006. Mr. Zhang studied in the doctoral programme in global finance at the PBC School of Finance of Tsinghua University in the PRC in 2017. Mr. Zhang obtained a doctoral degree in applied finance from the University of Geneva in Switzerland in 2019.

Mr. Leung Ming Shu, aged 50, was appointed as an independent non-executive Director in March 2017. Mr. Leung is the chairman of the remuneration committee and a member of the audit committee and the strategy and sustainability committee.

Since January 2017, Mr. Leung has been serving as the founding and managing partner in Harmony Capital, which is a family office private equity fund with a focus on internet and consumer sectors in the PRC. Since April 2021, Mr. Leung has been serving as the group chief financial officer and a member of the strategy committee of 58.com Inc. and as the managing partner in the 58 Industry Fund, where he is mainly responsible for overseeing the overall financial and legal functions and strategic investment of 58.com Inc.

From September 1998 to August 1999, Mr. Leung served as an auditor of PricewaterhouseCoopers. From October 1999 to December 2000, Mr. Leung served as a senior consultant of Arthur Andersen & Co. From February 2003 to March 2006, Mr. Leung served as a senior manager in the mergers and acquisitions department and subsequently as the chief financial officer of CDC Corporation, which is a company formerly listed on the NASDAQ. From January 2008 to December 2012, Mr. Leung served as the chief financial officer of China ITS (Holdings) Co., Ltd., which is a company listed on the Stock Exchange (stock code: 1900). From January 2013 to January 2017, Mr. Leung served as the chief financial officer of Visual China Group Co., Ltd., which is a company listed on the Shenzhen Stock Exchange (stock code: 000681).

Mr. Leung served or has been serving as a director of the following listed companies during the three years immediately preceding the date of this annual report: From December 2022 to June 2025, Mr. Leung served as an Independent non-executive director of Gala Technology Holding Limited., which is a company listed on the Stock Exchange (stock code: 2458) . From February 2013 to present, Mr. Leung served as an Independent non-executive director of Cabbeen Fashion Limited., which is a company listed on the Stock Exchange (stock code: 2030) . From November 2019 to present, Mr. Leung served as an Independent non-executive director of Renrui Human Resources Technology Holdings Limited., which is a company listed on the Stock Exchange (stock code: 6919) . From July 2021 to present, Mr. Leung served as a non-executive director of GOGOX HOLDINGS LIMITED., which is a company listed on the Stock Exchange (stock code: 2246) . From May 2022 to present, Mr. Leung served as an Independent non-executive director of Infinities Technology International (Cayman) Holding Limited., which is a company listed on the Stock Exchange (stock code: 1961). From February 2026 to present, Mr. Leung served as an Independent non-executive director of Grace Wine Holdings Limited., which is a company listed on the Stock Exchange (stock code: 8146).

Mr. Leung has been a fellow member of the Association of Chartered Certified Accountants and a fellow member of the Hong Kong Institute of Certified Public Accountants since February 2007 and June 2010, respectively. Mr. Leung obtained a first class honour bachelor’s degree in accounting from the City University of Hong Kong in 1998 and a master’s degree in accounting from the Chinese University of Hong Kong in 2001.

Ms. White Caige, aged 72, was appointed as an independent non-executive Director with effect in April 2024. Ms. White is a member of the nomination committee.

Ms. White has been working for ABB (China) Ltd. since 1995 for various positions and currently holds the position of senior consultant. From 1988 to 1991, Ms. White served as the chief representative in the office of the Hawker Siddeley Group in Beijing. From 1992 to 1994, Ms. White served as the Asia Pacific marketing and sales manager of Westinghouse Systems Limited in the United Kingdom. From 1994 to 1995, Ms. White served as the business development manager of the power generation department of ABB Switzerland.

Ms. White obtained a bachelor’s degree in English from the Beijing Normal University in the PRC in 1978 and an EMBA degree from the China Europe International Business School in 1998.