The board of directors of MicroTech Medical (Hangzhou) Co., Ltd. announced that Dr. Shi Yonghui (Dr. Shi) has been appointed as a joint company secretary of the Company (the ``Joint Company Secretary'') for a term of three years with effect from March 27, 2024, and the sole company secretary of the Company before the appointment of Dr. Shi, Ms. Chu Pik Man (Ms. Chu), will continue to serve as the other Joint Company Secretary. Dr. Shi, aged 44, was appointed as an executive Director and the chief strategy & development officer of the Company in June 2021 and May 2021, respectively. He has been serving as an executive Director, the chief strategy & development officer and the senior vice president, and the secretary to the Board of the Company since August 2022.

Dr. Shi successively served as the research scientist from July 2007 to October 2008 and the new business development manager from November 2008 to June 2011 at Procter & Gamble Technology (Beijing) Co., Ltd. From July 2013 to May 2021, he successively served as the senior manager and the senior director of Medtronic (Shanghai) Management Co., Ltd., the head of corporate development, venture capital and innovation incubation department of Medtronic Greater China, and a member of Medtronic Greater China Management Board, during which time he also served as an investment committee member of Medtronic China Venture Capital Fund, the chairman and general manager of Suzhou Meizhong Venture Capital Management Co., Ltd., the director of Suzhou Medtronic Sequoia Venture Capital Management Co., Ltd., and the general manager of Shanghai Meiji Entrepreneurship Incubator Management Co., Ltd. Dr. Shi has been serving as the independent director of Scivita Medical Technology Co.,Ltd. since November 2022. Dr. Shi received a bachelor's degree with a major in biochemistry and molecular biology and a Ph.D. degree with a major in biochemistry and molecular biology from Peking University in the PRC in July 2002 and July 2007, respectively. He also obtained a master's degree in business administration (in finance and healthcare management) from the Wharton School of the University of Pennsylvania in the United States in 2013.

Ms. Chu, aged 27, was appointed as a Joint Company Secretary on September 26, 2023. She is currently an assistant manager of SWCS Corporate Services Group (Hong Kong) Limited. Ms. Chu has over 5 years of experience in the corporate secretarial field.

She is a Chartered Secretary, a Chartered Governance Professional and an Associate of both The Hong Kong Chartered Governance Institute and The Chartered Governance Institute in the United Kingdom. Ms. Chu holds a bachelor's degree of Business Administration (Honours) in Corporate Governance Concentration from Hong Kong Shue Yan University.