Date of board meeting

(Incorporated in the Cayman Islands with limited liability) (Stock Code: 1429) DATE OF BOARD MEETING The board (the “Board”) of directors (the “Director(s)”) of Skymission Group Holdings Limited (the “Company”) hereby announces that a meeting of the Board will be held on Tuesday, 30 June 2026 for the purposes of, among other things, considering and approving the audited annual results of the Compa