"China Aerospace Measurement: Shareholder Guotou Technology plans to reduce its holdings by no more than 3%"

Announcement of China Science & Technology Flying Test Co., Ltd: Shareholder Guotou Science and Technology Achievement Transformation Venture Capital Fund Enterprise holds 27.2672 million shares of the company, accounting for 7.79% of the total shares. Due to the capital arrangement plan, they plan to reduce their holdings by no more than 10.5049 million shares, accounting for 3.00% of the total share capital, through block trading and centralized bidding. Among them, the reduction through centralized bidding will not exceed 3.5016 million shares, accounting for 1.00%; the reduction through block trading will not exceed 7.0033 million shares, accounting for 2.00%. The reduction period is from May 15, 2026, fifteen trading days after the disclosure of this announcement, to August 14, 2026. The source of the shares is before the IPO.