Aerospace Engineering said its shares recorded a cumulative 20% deviation in closing-price gains over three consecutive trading days—June 24, 2026, June 25, 2026, and June 26, 2026—triggering an “abnormal stock trading fluctuation” notice, according to 36Kr. After an internal review, the company said it is not involved in commercial spaceflight or other aerospace-related businesses, its production and operations remain normal, its internal and external operating environment has not materially changed, and it has no undisclosed material information that should be disclosed.