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LICENSE
사업자등록증
Business license
건설업등록증 (건축공사업)
The construction industry
건설업등록증 (실내건축공사업)
Interior construction business
ISO (품질경영시스템) 인증서
Quality Management System
ISO (환경경영시스템) 인증서
Environmental Management System
ISO (안전보건경영시스템) 인증서
Safety and Health Management System
