Zhongheng Design: The company has won part of the design projects for the commercial aerospace high-end manufacturing base, but the contract amount for each individual project is relatively small.

Zhongheng Design Stock Trading Abnormal Fluctuation Announcement, the company has recently noticed that the market has a high level of concern for the commercial aerospace field and the company's layout in this field. The relevant situation is now explained as follows: Based on the company's previous disclosures of periodic reports and other announcements, as well as actual operational situation, the company has won part of the design project for the commercial aerospace high-end manufacturing base, but the contract amount for individual projects is relatively small. The cumulative confirmed revenue of the company's related projects in January-September 2025 accounted for approximately 0.39% of the consolidated financial statements revenue for the same period. In 2023, the company invested 5 million yuan in the angel round in rocket manufacturer Zhihang Technology Co., Ltd. As of now, the company directly holds 1.75% of Zhihang Technology's shares, and Zhongheng's subsidiary Zhongheng Jingshu Technology Co., Ltd. holds 0.35% of Zhihang Technology's shares. Zhihang Technology incurred losses in 2024, and is still in a loss-making state for the first three quarters of 2025, which has no significant impact on the company's operating income in the third quarter of 2025.