Provisional allotment letter

Reference is made to the prospectus issued by AI Energy Engineering Holdings Limited (the "Company") dated 17 September 2026 in relation to the Rights Issue (the "Prospectus"). Terms defined in the Prospectus shall have the same meanings when used herein unless the context otherwise requires. 茲提述智算能建控股有限公司（「本公司」）於二零二六年九月十七日就供股刊發的章程（「供股章程」）。除文義另有所指外，本暫定配額通知書所用詞彙與供股章程所界定者具有相同涵義。 THIS DOCUMENT IS VAL