- Waterplan Co., Ltd.
- Address:60-73 Byucksan Digital Valley 5th, Gason-dong, Geumcheon-gu
- Bwell Trading Co.
- Address:202-711, Hyundai2, Moonrea-dong6, Seoul, Korea.
- Yonung Lighting
- Address:Yeonnam-dong
- HANSVINE Co., Ltd.
- Address:
- Hae Ruck Lighting Co.
- Address:677-16,Nambumin 3-dong ,Seo-gu
- Fortrail Co., Ltd
- Address:557-20, Shin Wol 6dong, Yang Chon Gu, Seoul, Korea
- YOUNGWON TECH
- Address:Unitechvil-416, 1141-2, Baksuk-dong, Ilsandong-gu
- L1, Inc.
- Address:A317 25-bungi Wonhyoro 1-ga
- Na Ray international
- Address:
- ED Corporation
- Address:
- Bugskiller
- Address:
- WOOKANG TECH CO LTD
- Address:175-16, Chungchun-dong
- SEPA
- Address:#1114, 103dong,Digital Empire2,Yongtong-gu,
- UnB Tech
- Address:sosa-gu
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