[Runbei Aerospace: Share Reduction by One of the Actual Controllers, Liu Junfeng, Consistent with Previously Disclosed Reduction Intention] Runbei Aerospace issued an abnormal stock price fluctuation announcement, stating that the company's stock price deviated by more than 20% cumulatively over three consecutive trading days (April 30, 2026, May 6, 2026, and May 7, 2026). According to the relevant regulations of the Shenzhen Stock Exchange, this constitutes an abnormal stock trading fluctuation. During this period of abnormal stock price fluctuation, the company's controlling shareholder did not buy or sell any of the company's shares. Mr. Liu Junfeng, one of the company's actual controllers, cumulatively reduced his holdings of the company's shares by 141,709 shares through centralized bidding on May 6 and May 7, 2026. This reduction is consistent with the previously disclosed reduction intention, and the reduction quantity is within the scope of the previously pre-disclosed reduction plan.