Jiangshun Technology: The company does not have sales of liquid-cooled plates for data centers domestically or internationally, with a very low proportion of revenue indirectly from products in the commercial aerospace sector.

Announcement on abnormal fluctuations in the stock trading of Jiang Shun Technology: Currently, the company has not sold any liquid-cooled plate products for data centers domestically or internationally, and has no related operating income. The company has not sent any samples of data center liquid-cooled plates to overseas companies, has not been visited by any overseas companies, and has had no contact with any overseas clients. Currently, the company does not have any data center liquid-cooled aluminum plate products, and there is no related operating income. One of the company's main businesses is the production of aluminum extrusion mold and accessory products, which are used by downstream aluminum manufacturers and not directly in the aerospace field. The indirect application of these products in aerospace accounts for a very small percentage and amount. Only a small proportion of the company's products are indirectly used in the aerospace field, with an operating income of approximately 6.3 million yuan in 2025, which is expected to have a negligible impact on the company's total operating income for 2025, with a very low percentage. The operating income from products indirectly used in the commercial aerospace sector in 2025 is only about 250,000 yuan, with a very low percentage. The company's 3D printing business is still in the investment phase and has not yet generated any sales income.