- CNKU Co., Ltd
- Svr,Latex,Csr,TSR,NR.
- Address:# 219 Dongsan Bd, 137-3 Imae Dong
- Kedcom Co., Ltd.
- Commercial Amplifier,HI-POWER Amplifier,SVR,SVR Analog type,GSM,Connector,Signal cable,GSM.
- Address:Changgang Bldg.,Dohwa 1-dong ,Mapo-gu
- OLT Co., Ltd.
- transformer,distribution,SVR,OLTC,distribution transformer,Smart Energy Saver(Esaver-R, Esaver-T),Smart Step Voltage Regulator(SSVR),Distribution Transformers,Smart Constant Voltage Transformer(SCVT).
- Address:1st FL, SBC POST-BI Center, 932, Wongok-dong, Danwon-gu
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