- Ubpetra Co., Ltd.
- Address:126-1,Pyeongchon-dong ,Dongan-gu, Anyang-si
- MultimediaLink Inc.
- Address:192-59, Sam-Dong
- Soundscape
- Address:2B2,71-184, Sanggye-Dong, Nowon-Ku
- MDN PLUS CO., LTD.
- Address:# 603, Beone Bldg. , Dengchon-dong, Gangseo-gu
- Laonex Co., Ltd
- Address:980-3 Yeongtong-dong, Yeongtong-gu
- Nano Optics Co., Ltd
- Address:239-1, Baekto-ri, Hyangnam-myeon, Hwaseong-si
- Se-Jin Electron Inc.
- Address:60-19,Gasan-dong ,Geumcheon-gu
- RNC INNOTEK Co., Ltd
- Address:1206 Ho, Encventure Dream Tower 197-10 Gurugu Gurudong
- Ducksan Monitec Co., Ltd
- Address:212-16,Guro-dong ,Guro-gu
- Global Hancast.co.ltd
- Address:537ho. 40-969 Hangkangro3ga. Youngsangu
- Buying point Co., Ltd.
- Address:Yeido Dong 36-4 Oryun Bldg
- Korea Data Systems
- Address:170 Gongdan-Dong
- Amr Tech Inc. Co.,Ltd.
- Address:Industrial Complex B-BD.#702 Dogokri 1025-5,Wabu-eup ,Namyangju-si
- AKZ LINKS
- Address:onyang
- JNS CORP.
- Address:GUWEOLDONG,NAMDONGGU
- Rheetel
- Address:# Green B / D 504, 54-8 Yeckchon-Dong,
- GPEG K&M LTD
- Address:# 405, DAERUNG Techno Town 12, Gasan-Dong
- Petec Korea Inc.
- Address:900-19,Sinjeong-dong ,Yangcheon-gu
- Trade In Korea
- Address:207-1310 Ju-Kong Apt Dug-Chun 3-Dong, Buk-Gu
- Touch and Displays Co.Ltd
- Address:301ho, 3F, Gana Paraum B / D, 159-1, Bupyeong-dong, Bupyeong-gu,