先锋电子：股票交易异常波动，连续三个交易日收盘价跌幅偏离值累计达 20%以上

Core Viewpoint - The stock of Pioneer Electronics (002767) experienced a significant decline, with a cumulative drop of over 20% in closing prices over three consecutive trading days from March 26 to March 28, 2025, prompting an announcement regarding abnormal trading fluctuations [1] Summary by Relevant Sections - Stock Price Movement - The stock price of Pioneer Electronics fell by more than 20% over three consecutive trading days [1] - Company's Response - The company conducted an internal review and confirmed that there were no corrections or supplements needed for previously disclosed information [1] - No significant undisclosed information that could impact stock trading prices was found in recent media reports [1] - Operational Status - The company's production and operational conditions remain normal, with no significant changes in the internal or external business environment [1] - Disclosure Compliance - The company, its controlling shareholders, and actual controllers have not engaged in any undisclosed significant matters related to the company during the period of stock price fluctuations [1] - The board confirmed that there are no undisclosed matters that should be reported according to the Shenzhen Stock Exchange's regulations [1] - Future Disclosure Commitment - The company will adhere strictly to legal and regulatory requirements for information disclosure and will ensure timely communication of relevant information to investors [1]