(Incorporated in Bermuda with limited liability) （於百慕達註冊成立之有限公司） (Stock Code 股份代號：340) NOTIFICATION LETTER 通知信函 Dear Shareholder(s), 10 October 2025 The following document(s) of Tongguan Gold Group Limited (the "Company") has/have been prepared in English and Chinese and is/are available on the websites of the Company at www.tongguangold.com and The Stock Exchange of Hong Kong Limited at www.hkexnews.hk (collectively the "Websites"):- If you have not provided us with an email address but now would like to r ...