Boqian New Materials: Shareholder Shenyang Investment plans to reduce its stake by no more than 1.72%

Announcement from Baoqian New Material: The controlling shareholder and its concerted action person collectively hold a total of 69.55 million shares, accounting for 26.59% of the total shares, with Shen Yang Investment holding 18 million shares, accounting for 6.88%. Shen Yang Investment plans to reduce its holdings through centralized bidding by no more than 2.61 million shares and by no more than 4.5 million shares through block trading within 3 months after the disclosure date of this announcement, totaling no more than 4.5 million shares, accounting for 1.72% of the total shares. The reduction period is from May 11, 2026 to August 10, 2026, and the source of the shares is obtained before the IPO.