Tianyin Electromechanical announced that Lanhai Ruixing, the controlling shareholder of the company, reduced its holdings of the company's shares by a total of 3.623 million shares through centralized bidding and bulk transactions on December 15, 2025, accounting for 0.85% of the company's total share capital. As a result of this reduction in holdings, the cumulative shareholding ratio of Lanhai Ruixing and Nanhai Industrial Group, which acted in concert, fell from 26.8% to 25.95%. The current holdings reduction plan did not result in changes in the controlling shareholders and actual controllers of the company within the scope previously disclosed, and did not affect the company's governance structure and continued operation.

Tianyin Electromechanical announced that Lanhai Ruixing, the controlling shareholder of the company, reduced its holdings of the company's shares by a total of 3.623 million shares through centralized bidding and bulk transactions on December 15, 2025, accounting for 0.85% of the company's total share capital. As a result of this reduction in holdings, the cumulative shareholding ratio of Lanhai Ruixing and Nanhai Industrial Group, which acted in concert, fell from 26.8% to 25.95%. The current holdings reduction plan did not result in changes in the controlling shareholders and actual controllers of the company within the scope previously disclosed, and did not affect the company's governance structure and continued operation.