All employees, based on honesty and trust at Hall Energy & Environment "as we, through the advanced technology, are creating the world in a harmony with people and nature", will do our best efforts to fulfil our social responsibilities and to become a company whose grows Ethics policy Improve The Corporate Credibility - Business operation based on honesty and trust. Quality Safety Environment Policy Policy Policy with stakeholders.

ISO 9001 Quality Management System

With corporate quality management system, optimum management has been conducted in order to provide the best quality and technology.

Certifications : ISO 9001:2008 / KS Q ISO 9001:2009 Certification Scope : Development of Plants, Design engineering, Engineering, Procurement, and Construction(Facility for prevention of environmental pollution/Facility for renewable energy factory/Electric Power Generation, Chemical and Plant facility/Civil and Building&Housing/Electricity, Mensuration and Control Facility) steel structure of plant. Certification Body : DNV GL ISO Certification Copy(Quality, 2018.9.15 Certificate Expiry)

ISO 14001environmental Management System

With corporate environmental management system, environmental management has been conducted in order to carry forward sustainable business as actively responding prevention of environmental pollution and climate change

Certifications : ISO 1401:2004 / KS I ISO 9001:2009 Certification Scope : Development of Plants, Design engineering, Engineering, Procurement, and Construction(Facility for prevention of environmental pollution/Facility for renewable energy factory/Electric Power Generation, Chemical and Plant facility/Civil and Building&Housing/Electricity, Mensuration and Control Facility) steel structure of plant. Certification Body : DNV GL ISO Certification Copy(Environment, 2018.9.15 Certificate Expiry)

Occupational Health and Safety Assessment Series

??With corporate occupational health and safety assessment series, occupational health & safety management has been conducted in order to achieve zero hazard, safety and pleasant workplace at all workplaces

Certifications : OHSAS 18001:2007 Certification Scope : Development of Plants, Design engineering, Engineering, Procurement, and Construction(Facility for prevention of environmental pollution/Facility for renewable energy factory/Electric Power Generation, Chemical and Plant facility/Civil and Building&Housing/Electricity, Mensuration and Control Facility) steel structure of plant. Certification Body : DNV GL OHSAS Certification Copy(Health and Safety, 2019.2.1 Certificate Expiry)