Brii Biosciences Limited (abbrev. Brii Bio) announced that its 2026 Interim Report is now available on both the company’s website (http://www.briibio.com) and the HKEX news portal (http://www.hkexnews.hk).

Registered shareholders can, at no cost, request printed copies from the Hong Kong Branch Share Registrar, Tricor Investor Services Limited, or continue to access the electronic version online. Shareholders may change their future preferences—opting for either printed or electronic communications—by submitting a written or email request to the registrar with reasonable prior notice.

For additional inquiries, shareholders can contact Tricor Investor Services Limited at +852 2980 1333 during standard business hours (9:00 a.m.–6:00 p.m., Monday to Friday, excluding Hong Kong public holidays). The notification reaffirms that all future corporate documents, in both English and Chinese, will remain accessible online and will also be dispatched in printed form upon request.

The notice was signed by Chairman Dr. Zhi Hong and dated 18 September 2026.