According to the Shanghai Port announcement, the cumulative deviation value of the company's stock price increase exceeded 20% for 3 consecutive trading days from December 23 to 25, 2025, which is an abnormal fluctuation. After self-inspection, the company, controlling shareholders and actual controllers were not required to disclose material information that had not been disclosed. As of December 25, 2025, the company's static, rolling price-earnings ratio and net price-earnings ratio were significantly higher than the industry average. In 2024, commercial aerospace and perovskite solar businesses accounted for less than 1% of revenue and were unprofitable. Net profit for the first three quarters of 2025 was 79.203 million yuan, down 27.25% year on year; after deducting non-net profit of 778.54 million yuan, a year-on-year decrease of 25.54%. Remind investors to be aware of risks and invest rationally.

According to the Shanghai Port announcement, the cumulative deviation value of the company's stock price increase exceeded 20% for 3 consecutive trading days from December 23 to 25, 2025, which is an abnormal fluctuation. After self-inspection, the company, controlling shareholders and actual controllers were not required to disclose material information that had not been disclosed. As of December 25, 2025, the company's static, rolling price-earnings ratio and net price-earnings ratio were significantly higher than the industry average. In 2024, commercial aerospace and perovskite solar businesses accounted for less than 1% of revenue and were unprofitable. Net profit for the first three quarters of 2025 was 79.203 million yuan, down 27.25% year on year; after deducting non-net profit of 778.54 million yuan, a year-on-year decrease of 25.54%. Remind investors to be aware of risks and invest rationally.