安通控股：股票交易连续3日涨幅超20%

Core Points - The company announced that its stock price has increased by over 20% cumulatively over three consecutive trading days, indicating unusual trading volatility [1] - After self-examination and inquiries with the controlling shareholder, the company confirmed that there is no undisclosed significant information as of the announcement date [1] - The company advises investors to be aware of risks in the secondary market and to pay attention to subsequent announcements regarding investment risks [1]