HJ Shipbuilding & Construction signed for section 4 of the second Gyeongchun national road. Its ₩104.42bn share equals 5.22% of FY2025 consolidated revenue. The public procurement contract covers 5.16km of road, including six bridges and one tunnel. Work runs from August 14, 2026 through August 29, 2033. Progress payments and an advance apply. Contract terms allow later changes.