China Industrial Securities International Financial Group Limited 興證國際金融集團有限公司 (Incorporated in the Cayman Islands with limited liability) （於開曼群島註冊成立之有限公司） (Stock Code 股份代號: 6058) NOTIFICATION LETTER 通知信函 Dear Registered Shareholder, 5 January 2026 China Industrial Securities International Financial Group Limited (the "Company") – Notice of publication of (i) Circular dated 5 January 2026; (ii) Notice of Extraordinary General Meeting; and (iii) Proxy Form (the "Current Corporate Communications") on the Comp ...