Natural Self-Control: Deputy General Manager Huang Aimei resigned early due to personal reasons.

Tiancheng Automation announced that the Board of Directors recently received a written report from Deputy General Manager Huang Aimei stating that, due to personal reasons, she will resign from her position on January 16, 2026, before the planned term ending on June 12, 2026. After her resignation, she will no longer hold any positions in the company or its subsidiaries. Her resignation will take effect from the date of delivery to the Board of Directors and will not affect the normal operation of the company. As of the date of the announcement, Huang Aimei does not hold any company stocks and has no outstanding commitments.