ISO 9001 (DNV.GL)
ISO 14001 (DNV.GL)
ISO 45001 (DNV.GL)
ISO/TS 29001 (DNV.GL)
DNV.GL HEAT TREATMENT
ABS HEAT TREATMENT
GOST-R
KHNP Certificate
POWER PLANT
KC LNG TECH Certificate
KR Certificate for Inner Hole Nut
JSRS Certificate
Occupational health and Safety
Management System (KR)
Quality Management
System (KR)
KEPIC-MN,SN
Certificate of
SINGLE PPM QUALITY
Environmental Management
System (KR)
Presidential commendation
Prime minister commendation
Management innovative type
small and medium business
(MAIN-BIZ) certificate
Management innovative type
small and medium business
(INNO-BIZ) certificate
R&D center certificate
Component and material
expert enterprise certificate