JDSU http://www.jdsu.co.kr/
SUMITOMO ELECTRIC http://www.sei.co.jp/index.ja.html
ANDO http://www.ando.co.jp/
ADVANTEST http://www.advantest.co.jp/
SUNRISE TELECOM http://www.sunrisetelecom.co.jp/
KINGFISHER INTERNATIONAL http://www.kingfisher.com.au/
YOKOGAWA http://www.yokogawa.co.jp/
CLAUSS http://www.claussco.com/
주식회사 선일 http://www.sunilkorea.co.kr/
KTI NETWORKS http://www.ktinet.com.tw/
AMONICS http://www.amonics.com/
SENKO http://www.senko.com/
글로벌광통신(주) http://www.glights.com/
KOC http://www.koreaoptron.co.kr/
TOYODA http://www.toyoda-kouki.co.jp
 
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