Company Introduction 2012 Table of Contents Company Overview

Company Introduction 2012

Table of Contents Company Overview CEO Message Summary History Organization Chart Business Overview Appendix 2

Table of Contents Company Overview Business Overview Main Business Area Contaminated Soil Remediation Chemical Materials Growth Strategy Financial Results Appendix

Contaminated Soil Remediation l 토양 복원 국내 최대 업체로서, 최고의 경험과 노하우를 보유 Remediation of Contaminants 토양환경평가 (ESA: Environmental Site Assessment) 환경엔지니어링서비스 (Environmental Engineering Services) 오염토양복원 (Remedial Action) 사후관리 (Monitoring)

Contaminated Soil Remediation l 주요 토양복원 기술 In-Situ Technology • • Soil Vapor Extraction Bioventing Bioslurping Soil Flushing (Biodegradable surfactant) • Chemical Oxidation • Bioremediation Ex-Situ Technology • Landfarming (Microbes) • Biopile (Microbes) • Soil Washing (Biodegradable surfactant) • Thermal Desorption

Patents 1 2 No. Title of The invention 3 Patent No. Registration Date 1 윤활성 향상 첨가제 10 -0686640 2007. 02 2 직천공 주입분사를 이용한 토양오염 정화장치 및 방법 10 -0982809 2010. 09 3 전기화학적 폐수처리 장치의 전류 제어방법 10 -1080385 2011. 10

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