Sotong Development: Several executives plan to reduce their holdings.

Sotoon Development Announcement: Director and Vice President Liu Rui holds 275,700 shares, accounting for 0.0553% of the total shares, and plans to reduce his holdings by no more than 68,000 shares, accounting for 0.0137% within 3 months after 15 trading days through centralized bidding; Director Jing Shengyang holds 218,400 shares, accounting for 0.0438%, and plans to reduce his holdings by no more than 54,000 shares, accounting for 0.0108%; Director and Vice President Fan Benyong holds 223,200 shares, accounting for 0.0448%, and plans to reduce his holdings by no more than 55,000 shares, accounting for 0.0110%; Vice President and Secretary of the Board Yuan Gang holds 194,500 shares, accounting for 0.0390%, and plans to reduce his holdings by no more than 48,000 shares, accounting for 0.0096%; Vice President Huang He holds 233,700 shares, accounting for 0.0469%, and plans to reduce his holdings by no more than 58,000 shares, accounting for 0.0116%; The reduction period is from December 3, 2025 to March 2, 2026, and the reduction percentage for each person shall not exceed 25% of their holdings.