Licenses

ISO 14001 ISO 14001
ISO 9001 ISO 9001
Certification of International Contractor Certification of International Contractor
Certificate of Construction Industry Certificate of Construction Industry
Certificate of Trade Business Code Certificate of Trade Business Code
Certification of Uninterrupted Power Supply Construction Certification of Uninterrupted Power Supply Construction
Underground distribution Special Company Certification Underground distribution Special Company Certification
Certificate of Firefighting Facilities Work Registration Certificate of Firefighting Facilities Work Registration
Certificate of Electrical Work Registration Certificate of Electrical Work Registration
Certificate of Tele-Communication Work Registration Certificate of Tele-Communication Work Registration
Certificate of small and medium business Certificate of small and medium business
Occupational Health and Safety Management Systems Occupational Health and Safety Management Systems
Chamber of Commerce member Certificate Chamber of Commerce member Certificate
Korea Railway Members Certificate Korea Railway Members Certificate
Certificate of membership for KDCEA Certificate of membership for KDCEA