· Consolidated sales in Q4 2025: KRW 239.385 billion, down 6.0% year-on-year (Q4 2024: KRW 255.148 billion) Fiscal year 2025 revenue: KRW 752.925 billion, a decrease of 5.7% year-on-year.

Led by HCHS engineering teacher Lisa Banta, students competed in the following events: CO2 dragster additive, CO2 wooden, computer-aided drafting, engineering design, PVC kayak, physics challenge, ...