Notice of Results of the Annual General Meeting of Shareholders(25th)(2025.03)

□ Summary of Annual General Meeting Results
    - Date: March 19, 2025 (Wednesday), 9:00 a.m.
    - Venue : Conference Hall, Korea Energy Engineers Association (B1),
                    Dangsan SK V1 Center, 11, Dangsan-ro 41-gil, Yeongdeungpo-gu, Seoul

□ AGM Results
- Total Shares Issued: 12,155,810 shares (100.0%)
- Shares Present: 6,645,076 shares (54.7%)

- Agenda Items and Voting Results
Agenda Item 1 : Approval of Financial Statements → Approved as proposed (Approval rate: 99.3%)

Agenda Item 2 : Appointment of Other Non-Executive Director (Yeo Hyung-min) → Approved as proposed (Approval rate: 98.9%)

Agenda Item 3 : Appointment of Non-Standing Auditor (Oh Woong-rak) → Approved as proposed (Approval rate: 87.3%)

Agenda Item 4: Approval of Director Remuneration Limit → Approved as proposed (Approval rate: 94.3%)

Agenda Item 5: Approval of Auditor Remuneration Limit → Approved as proposed (Approval rate: 98.3%)

Agenda Item 6: Amendments to the Articles of Incorporation

Agenda Item 6-1: Article 13-2 (Preparation and Maintenance of Shareholder Register) → Approved as proposed (Approval rate: 99.7%)

Agenda Item 6-2: Article 14 (Closure of Shareholder Register and Record Date) → Approved as proposed (Approval rate: 98.0%)

Note:

The number of shares present refers to the voting rights declared at the opening of the meeting.
The number of shares with voting rights may vary by agenda item due to the application of relevant laws and regulations, which may cause differences in the number of shares counted as present.