Shuangyuan Technology: 476,600 restricted shares will be listed for trading on June 9, 2025.

Dual Technology Announcement: The restricted shares to be listed this time are the strategic placement restricted shares issued by the company for the first time, involving one shareholder of restricted shares, with a restricted period of 24 months from the date of the company's stock listing. The corresponding number of restricted shares for this shareholder is 476,600 shares, accounting for 0.81% of the total share capital of the company. These restricted shares will be listed for circulation starting on June 9, 2025.