- Universal Display Inc.
- Address:# 614 Western Tower II, 867 Janghang2-Dong, ILsandong-Gu
- Medien International
- Address:Gyeonggigunpo Guem Jeong Dong Hanlim Venture Tower 403ho
- SELTEC
- Address:15-19 Samsung-Dong Ganam-Gu
- Tovis Co., Ltd.
- Address:7-10 Sondo-Dong, Yeonsu-Gu
- BIGBEAM CO LTD
- Address:5th Wonhyo Building, 46-1, Wonhyoro3 (sam) -ga,
- Eastech Korea Inc.
- Address:302-501, Bucheon Technopark, 365, Samjeong-dong, Ojeong-gu
- GNTKOREA
- Address:Shinheung-Dong
- Ntn Inc.
- Address:18-5,Gwacheon-dong ,Gwacheon-si
- GENEX INTERNATIONAL CO.
- Address:# 101, 155-4 Joong Dong
- CHANGKYUNG
- Address:949-8 Dokjeong-ri, Jangan-myeom
- DIY DISPLAY
- Address:Taekwang Bldg. 3rd. fl. , 191-1 Anyang 7 Dong, Manan Gu
- SeHwa Commerce
- Address:#15-15 Yeouido-Dong
- DNPSystem Co., Ltd.
- Address:202-1103 Bucheon Techno park 3 36-1 Samjung-dong, Ohjung-Gu
- NanoTS Co.,Ltd.
- Address:426-5, Gasan-dong, Geumcheon-gu
- Kusu computer component company
- Address:137, song-jung, mado,
- Pna Korea
- Address:#1505 Park Palace 462, Gongdeok-dong, Mapo-gu
- KRD SYSTEMS
- Address:mapo saemaeul geumko 4th floor 13-11 shingongduk-dong mapo-gu
- GREEN I.T.C
- Address:2B 6L, Suwon Industrial complex, 947, Gosaek-dong, Gwonseon-gu, Suwon-SI, Gyeonggi-do, Korea
- HANBIT TRADING COMPANY
- Address:Sinbalbankhajum, 415-20, Jangjzon 3dong
- DASAENG
- Address:149-1, Haengjung-Ri, Buan-Eup