Sanda Film: Shareholders with more than 5% of the shares reduce their holdings, and changes in equity reach in multiples of 5%

San Da Membrane announced that its shareholder Qingyuan China, who holds more than 5% of the shares, will reduce the company's shares by 2.679333 million shares through centralized bidding from October 29 to November 13, 2025, accounting for 0.81% of the total share capital. Its shareholding will decrease from 85.68235 million shares to 83.003017 million shares, and its proportion will decrease from 25.81% to 25.00%. The change in equity has reached a multiple of 5%. This reduction is to fulfill a previous plan, does not involve a tender offer, will not result in a change of controlling shareholders or actual controllers, and the reduction plan has not been fully implemented yet.