| Extraordinary General Meeting of Shareholders 2026 | |
| Invitation to the Extraordinary General Meeting of Shareholders No. 1/2026 |  |
| Information for the meeting agenda. | |
| Attachment 1 : Minutes of the 2026 Annual General Meeting of Shareholders. |  |
| Attachment 2 : Information regarding asset acquisitions and related party transactions in QR Code format. |  |
| Attachment 3 : Independent Financial Advisor's Opinion Report on Asset Acquisition and Related Party Transactions in QR Code format. |  |
| Attachment 4 : Company regulations relating to shareholder meetings. |  |
| Attachment 5 : Terms and Conditions for Participant Registration, Proxy Procedures, and Voting. |  |
| Attachment 6: Electronic Meeting Registration Form, Yong Concrete Public Company Limited. |  |
| Attachment 7 : Power of Attorney Form A. |  |
| Attachment 8 : Power of Attorney Form B. |  |
| Attachment 9 : Power of Attorney Form C. |  |