Extension of KRW 28.8B Subsidiary Debt Guarantee, Total Balance KRW 105.7B

Extension of debt guarantee for subsidiary CHEMTROVINA's loan from KDB (US$16M). Guarantee amount: KRW 28.796 billion (10.96% of equity of KRW 262.838 billion), period: 2026.05.23~2027.05.22.
Equity (2025 consolidated): KRW 262.838 billion.
Total guarantee balance: KRW 105.738 billion, about 40.2% of equity.
Debtor CHEMTROVINA's 2025 results: Assets KRW 85.634 billion, Liabilities KRW 45.086 billion, Equity KRW 40.548 billion, Sales KRW 120.113 billion, Net income KRW 4.350 billion.
Board resolution date: 2026.05.18, 2 outside directors attended, auditor present.