SDHG(00412) stock price and trading volume experienced abnormal changes. Business operations remain normal.

SDHG (00412) Announcement: The Board of Directors of the company notes that there has been abnormal fluctuations in the trading price and volume of the company's shares on the date of this announcement. After conducting all reasonable inquiries into the relevant circumstances, the Board confirms that, other than the matters disclosed in the announcements of the Securities and Futures Commission and the company on September 18, 2025 regarding the concentration of shareholding, they are not aware of any reasons that have caused such abnormal fluctuations in the share price and trading volume; or any information that needs to be disclosed to prevent the creation of a false market in the shares; or any insider information that needs to be disclosed in accordance with Rule 13.09(2) of the Listing Rules of the Stock Exchange of Hong Kong Limited and Part XIVA of the Securities and Futures Ordinance (Cap 571). Additionally, the Board also confirms that the Group's business operations remain normal, and there have been no significant changes in the Group's business operations and financial condition.