2010
- SepEstablished a local corporation in Jordan
- OctEstablished a local subsidiary in Saudi Arabia
- Established a local branch in Algeria
2008
- AprEstablished U.A.E Abu Dhabi local branch office
2007
- AprAcquired license for overseas construction business [Electric work]
2005
- FebRegistered as a member of Korea Railroad Signal Association
2002
- NovRegistered as a member company of Korea Engineering Association
- JanRegistered as an uninterruptible contractor
2001
- FebMember of Korea Electric Railway Association