Changshan Beiming: Vice Chairman Li Feng and General Manager Ying Huajiang plan to reduce their holdings by 0.08% respectively.

Changshan Beiming Public Notice: The company's vice chairman, Li Feng, holds 5,287,100 shares, accounting for 0.33% of the total shares. He plans to reduce his holdings by no more than 1,321,700 shares, or 0.08% of the total shares, through centralized bidding or block trading from April 14, 2026 to July 13, 2026. Director and general manager Ying Huajiang holds 5,311,000 shares, accounting for 0.33% of the total shares. During the same period, he plans to reduce his holdings by no more than 1,327,700 shares, or 0.08% of the total shares.