According to the Aerospace Engineering announcement, the total deviation value of the company's stock price increase reached 20% for 3 consecutive trading days from December 19 to 23, 2025, and continued to rise and stop on the 24th. Since December 1, it has risen 80.38%, and the turnover rate is significantly higher than the previous period. The company's latest rolling price-earnings ratio is 84.53 and net price-earnings ratio of 4.80, which is significantly higher than the industry average. The company's products and technology are mainly used in the field of clean and efficient use of coal, and do not involve commercial aerospace. Furthermore, shareholders Guochuang Investment Guidance Fund and Beijing Guochuang Energy Vehicle Equity Investment Fund plan to reduce their holdings by no more than 16.0797 million shares. As of the announcement date, the holdings reduction plan had not been completed.

According to the Aerospace Engineering announcement, the total deviation value of the company's stock price increase reached 20% for 3 consecutive trading days from December 19 to 23, 2025, and continued to rise and stop on the 24th. Since December 1, it has risen 80.38%, and the turnover rate is significantly higher than the previous period. The company's latest rolling price-earnings ratio is 84.53 and net price-earnings ratio of 4.80, which is significantly higher than the industry average. The company's products and technology are mainly used in the field of clean and efficient use of coal, and do not involve commercial aerospace. Furthermore, shareholders Guochuang Investment Guidance Fund and Beijing Guochuang Energy Vehicle Equity Investment Fund plan to reduce their holdings by no more than 16.0797 million shares. As of the announcement date, the holdings reduction plan had not been completed.