Decision to Acquire Submarine Cable Laying Vessel for KRW 115.4 Billion

Decision to acquire one submarine cable laying vessel for approx. KRW 115.4 billion (USD 77.75 million).
Represents 3.30% of total assets (total assets: KRW 3.493 trillion).
Counterparty: DOF DENMARK A/S.
Purpose: Strengthen construction capability and value chain competitiveness by securing additional cable laying vessel.
Expected acquisition date: 2026-08-15 (subject to change).
Board resolution date: 2026-05-13, all 4 outside directors attended.
Authorized CEO to handle detailed changes.