Dear: Shareholders of Song Da 505 Joint Stock Company.

Song Da 505 Joint Stock Company would like to respectfully announce the finalization of the list of shareholders attending the 2026 Annual General Meeting, specifically as follows:

– Last registration date to finalize the list of shareholders: February 23th, 2026

– Expected time to hold the 2026 Annual General Meeting of Shareholders: March 26, 2026

The meeting invitation notice and specific meeting agenda will be updated by the Company and sent to shareholders in accordance with the law.

For detailed announcement see here, please.