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i
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k
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123
&
K
Korea Gas Safety Corporation (KGS)
Korea Industrial Safety Association (KISA)
Korea Occupational Safety & Health Agency (KOSHA)
Korea Testing & Research Institute (KTR)
Korean Agency for Technology and Standards (KATS)
Korean Testing Certification Institute (KTC)
Korean Testing Laboratory (KTL)
R
Radio Research Agency (RRA)
