和邦生物：股票交易异常波动公告

Core Viewpoint - The stock price of Hebang Biotechnology has experienced a significant fluctuation, with a cumulative increase of over 20% in the closing prices over three consecutive trading days from February 24 to February 26, 2026, indicating abnormal trading activity [1]. Summary by Relevant Sections - Stock Price Movement - Hebang Biotechnology's stock price has shown a cumulative increase of over 20% across three trading days [1]. - Regulatory Compliance - The company has acknowledged the abnormal stock price fluctuation and has conducted a self-examination in accordance with the Shanghai Stock Exchange trading rules [1]. - Disclosure of Information - As of the announcement date, the company confirmed that there are no undisclosed significant events that could affect the stock price, including major asset restructuring, share issuance, significant transactions, business restructuring, share buybacks, equity incentives, bankruptcy reorganization, major business collaborations, or introduction of strategic investors [1].