Changchuan Technology: One of the actual controllers of the Company has reduced its shareholding by 1%.

Changchuan Technology Announcement: One of the actual controllers and concerted parties, Hangzhou Changchuan Investment Management Partnership Enterprise, will collectively reduce their holdings by 5.35 million shares through centralized bidding and block trading from December 22, 2025 to December 26, 2025. Their shareholding ratio will decrease from 26.466% to 25.6227%, with the equity change reaching a multiple of 1%. The previously disclosed reduction plan aims to reduce no more than 11.9684 million shares within 3 months, accounting for 1.8866% of the total share capital of the company. As of the announcement date, the total share capital of the company is 634 million shares.