BUSINESS
License
- Engineering ServiceOct. 2003
- Software BusinessApr. 2004
- Road Maintenance BusinessMay. 2007
- Venture CompanyAug. 2008
- INNO Biz.Jul. 2009
- Research InstituteOct. 2009
- Pavement BusinessOct. 2010
- Overseas Construction BusinessOct. 2010
- General Road Safety Audit InstituteApr. 2012
- New Technology of TransportationJun. 2013
- R&D Serveice BusinessApr. 2014
- Safety Audit AgencyAug. 2015