Yidu Tech Inc. announced that with effect from 1 February 2023, Ms. Zhang Shi has resigned as an executive Director due to professional commitments in government affairs and Ms. Yang Jing has resigned as an executive Director due to personal commitments in building a medical ecosystem by innovative therapeutics and technologies, each with effect from 1 February 2023. Ms. Zhang has also resigned as Senior Vice President (Big Data Platform and Solutions) but will remain as Head of Government Affairs of the Company. In addition, Ms. Yang has resigned as the chief financial officer of the Company (the ``Chief Financial Officer''), an authorized representative under Rule 3.05 of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the ``Authorized Representative'') and the president of the Company (the ``President''), further details of which are set out in this announcement.

Following Ms. Zhang's and Ms. Yang's resignations, Mr. Xu Jiming (``Mr. Xu'') and Ms. Feng Xiaoying (``Ms. Feng'') have been appointed as executive Directors with effect from 1 February 2023. Mr. Xu, aged 39, is a Senior Vice President (Life Sciences Solutions) and Co-founder of the Company and leads and manages the Life Sciences Solutions business of the Company. Mr. Xu has served as the chief technology officer of Yidu Cloud Beijing, a subsidiary of the Company, since October 2015 and the chief executive officer of Tianjin Happy Life, an affiliated company of the Company, since March 2018.

Mr. Xu has also served as the deputy director of the Tsinghua University-YiduCloud Intelligent Automated Medical System Joint Research Center since May 2018 and is the co-author of a paper on the application of AI technology in medicine development published in the Nature Medicine journal in January 2019. Mr. Xu is the spouse of Ms. Gong Yingying (``Ms. Gong''), an executive Director and the Chairlady of the Board. Mr. Xu has over ten years of experience in the fields of search engine technology, big data and AI.

Before joining the Group in October 2015, Mr. Xu worked in the mobile business division of Alibaba where he held the positions of senior architect at UCWeb between June 2015 and October 2015 and general manager of the search product technology center of amap.com between May 2013 and June 2015. Between July 2008 and May 2013, Mr. Xu worked at Baidu Internet Technology Co. Ltd. as a technology manager.

Mr. Xu received his master's degree in computer application technology from the Graduate School of the Chinese Academy of Sciences in July 2008 and his bachelor's degree in automation from Tsinghua University in July 2005. Ms. Feng, aged 43, obtained her Bachelor degree in Management from the School of Economics and Management of the Tsinghua University in 2001. Ms. Feng is a Chartered Professional Accountant of Canada and a Certified Public Accountant of China.

Ms. Feng is currently the head of capital markets of the Group, and has led the team to win the Excellent Technology Value Listed Company in the 2022 Capital Market ``Golden Sail'' Case awarded by 21st Century Business Herald, the Best IR Team Award in the 7th Zhitong Caijing Capital Market Annual Meeting, and IRSC 2022­2023 Best Shareholder Relations Award. Prior to that, Ms. Feng has worked at PricewaterhouseCoopers, Deloitte, China Minsheng Investment Group and other institutions. Ms. Feng served as executive director and deputy chief executive officer of China Minsheng Financial Holdings Corporation Limited from December 2015 to February 2018, as executive vice president and chief financial officer of OFO (HK) Limited from February 2018 to May 2019.

Ms. Yang has resigned as an Authorized Representative with effect from 1 February 2023. Following Ms. Yang's resignation as an Authorized Representative, Ms. Feng has been appointed as an Authorized Representative with effect from 1 February 2023. Ms. Yang has resigned as the President with effect from 1 February 2023.

Ms. Bai Rui (``Ms. Bai'') has resigned as a joint company secretary of the Company (the ``Joint Company Secretary'') due to other professional commitments in legal affairs of the Company with effect from 1 February 2023. Following Ms. Bai's resignation, Ms. Feng has been appointed as a Joint Company Secretary with effect from 1 February 2023. Ms. Li Ching Yi (``Ms. Li'') will remain as the other Joint Company Secretary.

Ms. Li has been appointed as a Joint Company Secretary with effect from 16 October 2020. Ms. Li is a senior manager of the Listing Corporate Services Department of Trident Corporate Services (Asia) Ltd., a global professional services firm. She has over 10 years of professional experience in company secretarial field.

She is currently a joint company secretary of Pop Mart International Group Limited (Stock Exchange stock code: 9992), Acotec Scientific Holdings Limited (Stock Exchange stock code: 6669), and 3D Medicines Inc. (Stock Exchange stock code: 1244), all companies are listed on the Hong Kong Stock Exchange. Ms. Li is an associate member of The Chartered Governance Institute (formerly known as The Institute of Chartered Secretaries and Administrators) in the United Kingdom and The Hong Kong Chartered Governance Institute (formerly known as The Hong Kong Institute of Chartered Secretaries). She obtained a bachelor's degree in social sciences in October 2011 from Lingnan University in Hong Kong and a master's degree in professional accounting and corporate governance in July 2015 from City University of Hong Kong.