Sealing Technology announced that the company held the 5th meeting of the 4th board of directors on December 24, 2025 to review and pass the “Proposal on the Extension of Some Fund-raising Investment Projects”. It was agreed to postpone the “Seal Technical Improvement and Production Expansion Project” without changing the total investment amount, implementing entity, and investment content of the fund-raising investment project, and extend the scheduled usage status date of the fund-raising project from December 31, 2025 to December 31, 2026. This adjustment will not have a substantial impact on the implementation of the fund-raising project. The sponsor issued an unobjectionable inspection opinion on this matter. The matter is within the scope of the board's approval authority, and there is no need to submit it to the shareholders' meeting for consideration.

Sealing Technology announced that the company held the 5th meeting of the 4th board of directors on December 24, 2025 to review and pass the “Proposal on the Extension of Some Fund-raising Investment Projects”. It was agreed to postpone the “Seal Technical Improvement and Production Expansion Project” without changing the total investment amount, implementing entity, and investment content of the fund-raising investment project, and extend the scheduled usage status date of the fund-raising project from December 31, 2025 to December 31, 2026. This adjustment will not have a substantial impact on the implementation of the fund-raising project. The sponsor issued an unobjectionable inspection opinion on this matter. The matter is within the scope of the board's approval authority, and there is no need to submit it to the shareholders' meeting for consideration.