※ The following information contains forward-looking statements and is subject to change.

1. Future business plan

 Domestic investment vision for 2026–2040

2. Major details and implementation schedule

Purpose

To strengthen the competitiveness of the Company's core businesses

Details

Investment in the global cutting-edge semiconductor business, etc.

Implementation schedule

Start date

January 1, 2026

End date

December 31, 2040

Expected investment amount

Approximately KRW 2,450 trillion (including approximately KRW 2,100 trillion for the semiconductor business)
. KRW 1,650 trillion for the Yongin semiconductor cluster and existing semiconductor complexes / KRW 400 trillion for Gwangju / DX, Display and other businesses
. Construction of an HBM Fab in Onyang, Cheonan
. Development of a global advanced semiconductor cluster in Gwangju
. Construction of a humanoid robot production line in Gumi

Expected effects

Strengthened competitiveness of the Company's core businesses

3. Risk factors

 -

4. Date of Board resolution (Decision date)

 -

5. Information disclosure

Disclosing department

IR team

Recipients

Domestic and international investors, the media, etc.

Scheduled disclosure date and time

June 29, 2026, 5:10 p.m. (KST)

Event (venue)

National Briefing on the Three Mega Projects for Korea’s Grand Leap Forward (The Presidential Office)

6. Contact information (Related department/Telephone Number)

IR team (02-2255-9000)

7. Other information material to investment decisions

The above mid- to long-term investment plan is provided as a guideline for reference based on the current market conditions. It is subject to change depending on future market conditions and changes in the Company's business environment.

Scheduled date of progress disclosure

※ Related disclosure