- Orient AV. Co., Ltd.
- Address:72-10 Shinyoung-Dong, Jongno-Gu
- FUNZIN CO., LTD.
- Address:1F, Youngjae BLD, 118-3, Sungbukdong-1Ga
- THERMICTECH CO., LTD.
- Address:Deungchon-Dong 638-3
- ROHO Corporation
- Address:626-5 Sulmoon-dong
- Youngil Education System
- Address:
- DOOSAN DONG-A PRINTING
- Address:475-1, Mongnae-dong, Danwon-gu
- CommBox
- Address:61-3, Youido-Dong, Yoengdeong Po-Gu
- INNOSIMULATION, Inc.
- Address:# 625 DMC High-tech Industrial Center, 1580 Sangam-dong, Mapo-gu
- Beakseung Science Co.,Ltd.
- Address:300-1 Eupnae-Dong
- KMC ROBOTICS INC
- Address:4F, WooriTG Bldg. , 1593, Sangam-dong
- Che Bach
- Address:
- Dream info Tech., Ltd.
- Address:1412, SJ Techno Vill# 60-19 Gasan-dong
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