岳阳兴长石化股份有限公司关于股票交易异常波动的公告

Group 1 - The company's stock (code: 000819, abbreviation: Yueyang Xinchang) has experienced an abnormal trading fluctuation, with a cumulative closing price deviation exceeding 20% over three consecutive trading days (September 30, 2025, October 9, 2025, and October 10, 2025) [2] - The company has conducted an investigation regarding the stock price fluctuation and confirmed that there are no corrections or supplements needed for previously disclosed information [3][4] - The company has not identified any significant undisclosed information that could have impacted the stock price from public media reports [3][4] Group 2 - The company's operational situation remains normal, and there have been no significant changes in the internal or external operating environment [4] - During the period of stock price fluctuation, the controlling shareholder and actual controller did not engage in buying or selling the company's stock [5] - The board of directors confirms that there are no undisclosed matters that should be disclosed according to the Shenzhen Stock Exchange regulations, nor any significant information that could affect the stock price [6]