Korea Laboratory Accreditation Scheme (KOLAS) · KT542KS Q ISO/IEC 17025 · TESTING · አክቲቭ (በስራ ላይ ያለ) · ደቡብ ኮሪያተረጋግጧል: 10/10/2026ኦፊሴላዊ መዝገብ