- SolarPark
- Address:GT Tower East, 21 Floor 1317-23 Seocho-dong 137-070 Seocho-gu
- Saewoon Sys-Tech
- Address:108, Neo tool shop, 14-7, Paryong-dong
- Seung Lim Carbon Metal Co., Ltd.
- Address:737-2,Wonsi-dong ,Danwon-gu, Ansan-si
- Enerpiaplus co,ltd.
- Address:332-3, jung dong, suseong gu,
- KTENG Co. Ltd.
- Address:# 133-1 Sinhyun-Li, Opo-Eup
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