JIAYUAN SER (01153) announced that, due to work arrangements, Ms. Leung Kwan Wai has tendered her resignation from the positions of Joint Company Secretary and Authorized Representative under Rule 3.05 of the Hong Kong Listing Rules, as well as Authorized Representative under Part 16 of the Companies Ordinance (Chapter 622 of Hong Kong law), effective January 20, 2026. Mr. Fan Guomin has been appointed as the company's Joint Company Secretary and Authorized Representative, effective from January 20, 2026.