- wonhyo
- Address:281-1 Nae-dong, Ojeong-gu
- MYOUNGSUNG CORPORATION
- Address:633 GANAP-RI, 411 YANGJU TECHNOLOGY
- Uniglobe HNT co., LTD.
- Address:4th Fl. Yusan Bldg. Yeoksam-dong, Kangnam-gu
- DONG YANG PNS CO., LTD
- Address:Rm. 606, NamsungPlaza (ACE 9-cha) , 345-30, Gasan-dong, Geumcheon-gu
- GONGPYUNG TRADE
- Address:chanlim2 158-24
- PHOS RnD
- Address:702, Samhwan Digital-Venture Tower Seongsu2ga3Dong, Seongdong-Gu
- HGM
- Address:2F A-ZA shopping mall, 7 YeongDeungpo-dong 3-ga
- Innosystem
- Address:Seongbongro, Heungdukgu
- SAMLIP ELECTRIC Co., Ltd.
- Address:350-1, Bora-dong, Kiheung-gu,
- Rs Eng
- Address:84-2, Jungangdong4ga, Heunggwangb/D405, Junggu, Busan
- R&S CO.,Ltd
- Address:74 Beun-gil
- Transeigen, Inc.
- Address:Chung-Gwang Villa A301, Bangbae 3 Dong 1020-1
- Woodam Lighting Co.,ltd
- Address:A-1806-7, Woolimblue9 businesscenter 240-21, yeomchang-dong, Gangseo-gu, Seoul 157-779
- Naru Co.
- Address:Seocho-gu, Bangbae-dong
- W3
- Address:Chungdam-dong 112-18 L bldg 201
- Gabotech CO.,LTD
- Address:Gabotech B / D, 694-1, Bokjeong-dong, Sujeong-gu
- Robovision International
- Address:Room801, 8F Poongsan Plaza, Bojeong-dong, Giheung-gu
- plasmacity co.ltd
- Address:#24 gyeonggi-do
- isolar.co.,ltd.
- Address:# 409 I-Vally, 14-1 Dang Dong,
- NHS
- Address:4th floor Yeong Jin BD190-1 biseon-dong