Decision on KRW 7 Billion Debt Guarantee for Subsidiary Kaon Broadband

Decision to provide debt guarantee to subsidiary Kaon Broadband Co., Ltd.: Guarantee amount KRW 7 billion, period 2026.05.20~2028.05.20, creditor Kyobo Securities.
This is a partial repayment and replacement of the existing guarantee (KRW 10 billion) from Korea Asset Investment Securities.
Guarantee ratio to equity: 5.70% (equity KRW 122.7 billion).
Total outstanding debt guarantees: KRW 114.5 billion (consolidated basis).
Financial status of debtor (Kaon Broadband) as of end-2025: assets KRW 150.3 billion, liabilities KRW 108.2 billion, equity KRW 42.0 billion, net profit KRW 17.2 billion, audit opinion unqualified.