Su Dawei: The project of the SVG Nanophotonic Manufacturing Excellence Innovation Center has been postponed.

Sudaweige announcement, the company held the 14th meeting of the sixth board of directors on December 5, 2025, and approved the "Proposal on Adjusting the Progress of Some Raised Investment Projects", agreeing to adjust the scheduled date for the completion of the related raised investment projects based on the actual progress of the investment project "SVG Micro-Nano Optical Manufacturing Excellence Innovation Center Project", from December 31, 2025 to December 31, 2028. This matter falls within the approval authority of the company's board of directors and does not need to be submitted to the shareholders' meeting for review.