- YOUNGWON TECH
- Address:Unitechvil-416, 1141-2, Baksuk-dong, Ilsandong-gu
- Woodam Lighting Co.,ltd
- Address:A-1806-7, Woolimblue9 businesscenter 240-21, yeomchang-dong, Gangseo-gu, Seoul 157-779
- Daeyoung Electronic Co., Ltd.
- Address:116, songhang-ri, Gasan-myeon ,Chilgok-gun
- L1, Inc.
- Address:A317 25-bungi Wonhyoro 1-ga
- Eootek
- Address:
- Naschem Co., Ltd.
- Address:223-427,Seongnam-dong ,Seo-gu
- Taeheung
- Address:640 Jinbul-ri, Jinjup-eup
- e-eye
- Address:614-2 CheongCheon Dong
- Korea Q Tech Co.,Ltd
- Address:914-1 Haka-ri, Gasan-myeon
- SDS Korea
- Address:1029-30 Hogye-dong, Dongan-gu
- VehicleTech Co., Ltd.
- Address:Suite 1726, Hyundai-ventureville, 713, Suseo-dong, Kangnam-Ku
- Forman Tech Co., Ltd.
- Address:# 1204 Golden City Officetel, 52-3 Bupyung-dong 4-ga, Jung-gu
- SUNIL ELECOMM CO LTD
- Address:A501 Technotown, Hagye-dong,
- Sun International Korea/Sunlasersystem
- Address:Room203 220-3 Yongjong Keyang
- Solsub Korea Paper Handicraft
- Address:406 Dasin Building Anyang University 708-113 Anyang 5dong Manangu
- Gilim Co., Ltd.
- Address:Wonmi-gu
- Intai Co., Ltd.
- Address:C-34,2FL. COEX , 159, Samseong 1-dong ,Gangnam-gu
- Naru Co.
- Address:Seocho-gu, Bangbae-dong
- Interpower Co.,Ltd
- Address:
- LKO LIGHTING CO LTD
- Address:3F, JUNG-SAN, 1026-8, SANBON-DONG