The Board of Jiangsu Recbio Technology Co., Ltd. announced that Ms. HO has tendered her resignation as the Joint Company Secretary and the Process Agent of the Company with effect from June 18, 2024. SWCS has nominated Ms. YUNG Mei Yee (Ms. YUNG) in place of Ms. HO to act as one of the Joint Company Secretaries and the Process Agent of the Company with effect from June 18, 2024. Ms. CHEN Qingqing (Ms. CHEN) has been, and will remain as, the other Joint Company Secretary.

The biographies of Ms. CHEN and Ms. YUNG are set out below: Ms. CHEN was appointed as chief financial officer, vice general manager and secretary of the Board of the Company on May 9, 2021, appointed as a Joint Company Secretary of the Company on June 28, 2021 and appointed as an executive director on May 11, 2023. Ms. CHEN is primarily responsible for financing activities, investor relationship, internal audit and control and corporate governance of the Group. She is also in charge of the finance and legal department.

Prior to joining Group, Ms. CHEN worked in Tencent Technology (Beijing) Co., Ltd. from May 2005 to April 2008. Ms. CHEN worked as a deputy finance director in Beijing Qianxiang Wangjing Technology Development Co., Ltd., a company listed on New York Stock Exchange (ticker symbol: RENN) from January 2009 to January 2015. Ms. CHEN worked as a vice president of finance in Qufenqi (Ganzhou) Information Technology Co., Ltd., a company listed on New York Stock Exchange (ticker symbol: QD) from March 2015 to April 2017.

From May 2017 to September 2017, Ms. CHEN worked as a senior finance director in Beike Finance Holdings (Beijing) Limited (currently known as Beike Finance Holdings (Beijing) Limited, a subsidiary of KE Holdings Inc., a company listed on New York Stock Exchange (ticker symbol: BEKE). Ms. CHEN worked as the chief finance officer in Shihezi Chenshang Equity Investment Partnership (Limited Partnership) from November 2017 to July 2020. Ms. CHEN worked as a vice president in Dmall Life (China) Network Technology Co., Ltd. from August 2020 to March 2021.

Ms. CHEN obtained her bachelor's degree in management and her master's degree in economics from Central University of Finance and Economics in the PRC in July 2004 and December 2017, respectively. Ms. CHEN also obtained her master' s degree in business administration from Peking University in the PRC in June 2019. Ms. YUNG is a vice president of SWCS.

She has over 20 years of experience in handling company secretarial, corporate governance and compliance affairs of listed companies. She has held various senior company secretarial positions in and acted as the company secretary or joint company secretary of a number of companies listed on the Stock Exchange. She is currently the joint company secretary of a few listed companies on the Stock Exchange.

She is a fellow of The Hong Kong Chartered Governance Institute and The Chartered Governance Institute in the United Kingdom. She obtained a bachelor's degree of arts in accountancy and a master's degree of arts in language and law from the City University of Hong Kong, and a bachelor's degree of laws from the University of London.