- Orient AV. Co., Ltd.
- Address:72-10 Shinyoung-Dong, Jongno-Gu
- FUNZIN CO., LTD.
- Address:1F, Youngjae BLD, 118-3, Sungbukdong-1Ga
- sunjabio
- Address:5dongburi, goesaneup, goesangun, chungcheongbugdo
- Tee Gent Co., Ltd.
- Address:615, SUNGKIK-DONG
- HN CORP
- Address:1130-19 Baeksuk-dong
- Seo Jeon Globe Co., Ltd.
- Address:A-501 DONG-IL TECHNOTOWN 889-3 GWANYANG 2-DONG,Gwanyang 2-dong ,Dongan-gu, Anyang-si
- Yesfeel. Co., Ltd.
- Address:1445-2 Seocho-dong Seocho-gu
- THERMICTECH CO., LTD.
- Address:Deungchon-Dong 638-3
- UNICHAL INC
- Address:# 1104, SJ Technovill, 60-19, Gasan-dong, Geumcheon-gu,
- Orient Audio-Visual Co.
- Address:72-10 Shinyoungdong Chongrogu
- Bytek Corporation
- Address:3f Pyungyon Bldg.,1465-2, Kwanyang-dong, Dongan-gu
- ROHO Corporation
- Address:626-5 Sulmoon-dong
- Youngil Education System
- Address:
- CellaGene
- Address:# 316, Yujung Bldg 50-7, Dongjak-gu, Daebang-dong
- DOOSAN DONG-A PRINTING
- Address:475-1, Mongnae-dong, Danwon-gu
- CommBox
- Address:61-3, Youido-Dong, Yoengdeong Po-Gu
- O-FAN
- Address:23, Eunpyeong 10 Ro
- INNOSIMULATION, Inc.
- Address:# 625 DMC High-tech Industrial Center, 1580 Sangam-dong, Mapo-gu
- Beakseung Science Co.,Ltd.
- Address:300-1 Eupnae-Dong
- Suzhou Dong Yong Electronics Co Ltd
- Address:Suya Road, Suzhou, Jiangsu, China