SINOSYNERGY (09663) announced that Ms. Liang Keyi has resigned from the following positions, effective August 22, 2025: (i) joint company secretary of the Company; (ii) authorized representative of the Company under Rule 3.05 of the Listing Rules of the Stock Exchange; and (iii) authorized representative for accepting service of legal process and notices in Hong Kong on behalf of the Company under Part 16 of the Companies Ordinance (Chapter 622 of the Laws of Hong Kong). Mr. Zhu Yongtian has been nominated by Baodelang Enterprise Services (Hong Kong) Limited and appointed as joint company secretary of the Company, authorized representative of the Stock Exchange, and authorized representative under Part 16, effective August 22, 2025.