The board of directors of Lansen Pharmaceutical Holdings Limited announced that Mr. Yiu Chi Hung (Mr. Yiu) has tendered his resignation as the company secretary of the Company and one of the authorised representatives, for the purpose of Rule 3.05 of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited and for accepting service of process and notices on behalf of the Company in Hong Kong as required under Part 16 of the Companies Ordinance (Cap. 622 of the Laws of Hong Kong), with effect from 13 June 2019, due to the change in Mr. Yiu's role and job duties assigned. Mr. Yiu confirmed that he has no disagreement with the Board and there is no other matter in relation to his resignation that needs to be brought to the attention of the shareholders of the Company or the Stock Exchange. The Board announced that Mr. Pang Kai Fai ("Mr. Pang"), the finance manager of the Company, has been appointed as the Company Secretary and the Authorised Representative, with effect from 13 June 2019. Mr. Pang has over eight years of experience in auditing, finance and accounting.