- RRA (Radio Research Agency) : http://rra.go.kr
- MSIP (The Ministry of Science, ICT & Future Planning) : www.msip.go.kr
- CRMO (Central Radio management Office) : http://crmo.go.kr
(For safety Approval of Electric products)
- KTL (Korea Testing Laboratory) : www.ktl.re.kr
- KTC (Korea Testing Certification) : www.ktc.re.kr
- KTR (Korea Testing & Research Institute) : www.ktr.or.kr