HARSON: The company is not involved in the robotics business, and the revenue from 3D printing-related businesses accounts for less than 0.2% of the company's total operating income

In the second half of 2025, the company invested in the establishment of Zhongke Zhongcheng Robot Technology (Chengdu) Co., Ltd. and Zhongke Zhongcheng Supply Chain Management (Chengdu) Co., Ltd. Both companies have been established for a short period, and as of now, neither of the invested companies has generated revenue, which has no impact on the company's performance; as invested companies, these two are not included in the company's consolidated financial statements. According to preliminary statistics from the finance department, the company's 3D printing-related business achieved operating revenue of 2.67 million yuan in 2025, accounting for less than 0.2% of the company's total operating revenue, and currently has no significant impact on the company's main business; titanium powder and MIM powder have not yet officially formed sales and have not generated revenue, which currently has no impact on the company's performance