Clarification announcement change in book closure period

(Incorporated in the Cayman Islands with limited liability) (Stock Code: 8285) CLARIFICATION ANNOUNCEMENT CHANGE IN BOOK CLOSURE PERIOD Reference is made to the notice of first extraordinary general meeting of 2026 (the “Notice of the EGM”) and the circular (the “Circular”) of Sling Group Holdings Limited (the “Company”) published on 13 September 2026. Unless the context requires otherwise, capita