Daehan IM Co., Ltd. has supplied 1 billion meters of vertical drain products to the world since 1987.
Major performance
Verti-Drain® is a vertical drainage for soft soil improvement, which discharges underground pore water to the outside to induce premature consolidation of the ground.
| Construction name | Busan New Port Ungdong District Phase 1 Harbor Hinterland Construction (Sections 1 and 2) |
| Owner | Busan Port Construction Office |
| Contractor | Halla E & C, GS E & C |
| Construction name | Busan New Port Ungdong District Phase 1 Harbor Hinterland Construction (Sections 1 and 2) |
| Owner | Busan Port Construction Office |
| Contractor | Halla E & C, GS E & C |
| Construction name | Busan New Port Ungdong District Phase 1 Harbor Hinterland Construction (Sections 1 and 2) |
| Owner | Busan Port Construction Office |
| Contractor | Halla E & C, GS E & C |