- Taeyoung Industry Corp.
- Address:10 Fl, Taeyoung Bldg. , 10-2 Yeouido-dong, Yeongdeungpo-gu
- KOLON GLOBAL
- Address:KOLON Tower, 1-23, Byeoryang-dong, Gwacheon-SI,
- Tradia, INC.
- Address:#b-27,2f Coex,159 Samsung-dong, Kangnam-gu,
- IDIS TECH CO.,LTD
- Address:1807, Hongin Office, Bongmyung-Dong
- DAEWOON CO.,LTD
- Address:306-1 sanmak-dong
- Seojin light
- Address:383-2 Oksung-ri, Munbaek-myen
- Ks Corp.
- Address:4th Floor Rio Bldg.,790-2 Yoksam, Kangnam
- METACHEM CORP
- Address:Rm. 1501, E & C Tower, 60-44 Gasan-dong
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