Baotailong: There is no significant information related to the company that should have been disclosed but has not been disclosed.

Jin10 data reported on October 20, the company Baotailong issued a notice of abnormal fluctuations. The company's stock closing price fluctuation deviation has accumulated to over 20% for three consecutive trading days on October 16, October 17, and October 20, which falls under the category of abnormal stock trading fluctuations. The company's coke oven maintenance has been completed, and this matter was disclosed on October 11, 2025, see the company's announcement No. 2025-048 for details; the company's coal mine Baotailong No. 1 mine has been approved as a formal mine, and this matter was disclosed on October 13, 2025, see the company's announcement No. 2025-049 for details. Other production and operation activities are normal. After the company's self-examination and verification with the controlling shareholder and actual controller, as of the date of this announcement, there are no significant matters affecting the abnormal fluctuation of the company's stock trading price, other than the information disclosed in designated media, and there is no significant information involving the company that should have been disclosed but has not been.