RESIGNATION OF A JOINT COMPANY SECRETARYANDCHANGE OF AUTHORISED REPRESENTATIVE

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.IVD Medical Holding Limited华检医疗控股有限公司 (Incorporated in the Cayman Islands with limited liability) (Stock Code: 1931) RESIGNATION OF A JOINT COMPANY SECRETARY AND CHANGE OF AUTHORISED REPRESENTATIVE The board (the “Board”) of directors (each a “Director”) of IVD Medical Holding Limited (the “Company” together with its subsidiaries collectively the “Group”) hereby announces that Ms. Lam Wai Yan (“Ms. Lam”) has tendered her resignation as a joint company secretary of the Company an authorised representative of the Company pursuant to Rule 3.05 of the Rules (the “Listing Rules”) Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “Stock Exchange”) and the authorized representative of the Company under Part 16 of the Companies Ordinance (Chapter 622 of the Laws of Hong Kong) (the “CompaniesOrdinance”) with effect from 1 July 2024. Ms. Lam has confirmed that she has no disagreement with the Board and there are no matters relating to her resignation that need to be brought to the attention of the Stock Exchange and the shareholders of the Company.Mr. Law Kim Fai the other existing joint company secretary of the Company who possesses the qualifications and experience of company secretary as required under Rule 3.28 of the Listing Rules will remain in office. He will act as the sole company secretary of the Company.The Board would like to express its sincere gratitude to Ms. Lam for her valuable contributions to the Group during her tenure of office. 1Mr. Chan Siu Kei Ken an executive Director of the Company has been appointed as an authorised representative under the Listing Rules and the authorized representative under the Companies Ordinance with effect from 1 July 2024.By Order of the Board IVD Medical Holding Limited Ho Kuk Sing Chairman and Executive Director Hong Kong 28 June 2024 As at the date of this announcement the Board comprises four executive directors namely Mr.Ho Kuk Sing Mr. Lin Xianya Mr. Chan Siu Kei Ken and Mr. Law Kim Fai two non-executive directors namely Ms. Yao Haiyun and Mr. Liu Fei and three independent non-executive directors namely Mr. Zhong Renqian Dr. Leung Ka Sing and Mr. Wong Sze Lok. 2