*ST Guangdao: The company's stock will be delisted*

ST Announcement, the company has engaged in illegal information disclosure practices, which has triggered the mandatory delisting situation as stipulated in Article 10.5.1 of the "Beijing Stock Exchange Stock Listing Rules". The company will be subjected to a mandatory delisting due to significant violations of the rules. Trading of the company's stock will be suspended from September 15, 2025, and it may enter into a delisting preparation period. According to Articles 10.6.1, 10.6.2, and 10.6.3 of the "Beijing Stock Exchange Stock Listing Rules", before making a decision to delist, the Exchange will send a prior notice to the company about the proposed delisting of its stock. After receiving the preliminary notice, the company can request a hearing, make statements, and defend itself in accordance with relevant regulations. The Listing Committee of the Exchange will review whether to delist within 15 trading days after the deadline for the hearing, statements, and defense, or at the conclusion of the hearing process, and form an opinion. The Exchange will make a decision on whether to delist the stock based on the opinions of the Listing Committee.