- Evt Co., Ltd.
- Address:5 Fl. Jangahn Bldg.340-18 Jangahndong Dongdaemoon
- Daejoo Electronic Materials Co., Ltd
- Address:1RA 110,SHIHWA IND. ZONE,1236-10,CHONGWANG-DONG,SHIHUNG-CITY
- Hyper Inc.
- Address:506-11,gongiam-ri,silchon-myun,kwangju-city
- Donga International
- Address:436-64, Changsin-dong, Jongno-gu
- SEMYUNG INC
- Address:711, HOSAN, DAEGU CONVERGENCE R&D CENTER, ROOM336
- Dong In Optical Development Corporation
- Address:#201 At 403 Block, Buchon Technopark, #193 Yakdae-dong, Wonmi-ku,
- ILSUNG PRECISION
- Address:182-2, Jegi-ri, Jeongnam-myeon
- Yooil Hitec Co., Ltd
- Address:926-3 , Pyungchon-Dong , Dongan-Ku
- Auto Electronics Corporation
- Address:Hansin IT Tower,Guro 3-dong ,Guro-gu
- Daivx.Co.,Ltd
- Address:4F, Singyo Bldg, 70-10, Singyo-dong, Jongno-gu
- Lee, Kang & Partners, Inc.
- Address:15th fl, Shinhwa BLDG, Mapo-dong, Mapo-gu
- Orbiz Corp
- Address:#14010 Lotte IT Castle, Digitial 2-Ro,Geumcheon-Gu
- MOPIC SYSTEM
- Address:Seogu
- HANBIT ELECTRONICS CO LTD
- Address:414-5 Woncheon-Dong, Paldal
- KOPLART
- Address:731 Bun-ji Dohwa-dong, Nam-gu
- C-Agency
- Address:# 1313 Sungji B / D, 638 Dohwa-dong, Mapo-gu
- UBIU Holdings inc.
- Address:# 810 Yeksam Venturetel 642-1 Yeksam-Dong Kangnam-Gu
- Chipsbrain
- Address:Bundang-Gu
- QFIRST TECHNOLOGY CO LTD
- Address:1, 2Fl. , 134, Nae-dong, Ojeong-gu,
- Tap Electronics Ind. Co., Ltd.
- Address:undang Technopark C-206, Ya-tap dong, Bundang-gu, Seongnam-City, Republic of Korea