Electrical Constructions
- 345KV Cheongsong junction T/L
- 1345kV Gwangyang - New Yeosu T/L
- Jije Station transmission line underground construction
- Bukpyuang Power Plant Project
- Samcheok green Power Project
- Incheon International Airport Aeronautical Light
- Guri-Pocheon expressway electrical works
- Kyungbu line Yucheon-Mulkuem High-speed railway Line
- Honam line Sindo-Kangkyung High-speed railway Line
- Sk-hynix Semiconductor Manufacturing Plan Electrical Works
- Sk-Hynix M15 FAB/CUB Project Electrical Works
- Samsung Semiconductor P-PJT FAB Electrical Works
- Yeouido Parc One Tower Electrical Works
- Pungmoon High School Project
- Public(Military Facility) Construction
- NH Bank Building Electrical Works
- Pohang Accelerator laboratory
- HYUNDAI Engineering Gwanggyo Hillstate Electrical Works
- POSCO Dongtan Metapolis Tower Electrical Works
- POSCO Song-do Apartment Electrical works
- HANWHA - Gimpo Pungmu Apartment Electrical works
- Iraq Bismayah New City Project
- Mongolia New Ulaanbaatar International Airport Project
- Iraq Kurdistan Water Supply Improvement Project
- Equatorial Guinea Mongomo City Hall and Plaza
- Equatorial Guinea President Memorial Hall
Power Plant(Transmission line)
345kV Cheongsong junction T/L
Infrastructure constructions(High-speed railway)
Honam High-speed railway
Infrastructure constructions(Airport facilities)
Incheon International Airport
Housing constructions(apartments)
Gwanggyo Hillstate
Building constructions(business facilities)
KBS Media Center
Building constructions(business facilities)
Yeouido Parc One
Overseas constructions(Mongolia)
New Ulaanbaatar
International Airport
Overseas constructions(Iraq)
Bismayah New City
Project