- Jaesang Electronics Co., Ltd
- Address:Sinchundong
- Nicecom
- Address:3f, Zen Bldg.,367-51, Hwagok7-dong, Gangseo-gu, Seoul, Korea
- Lamptron/Evo-g
- Address:34road
- Woongjinholdings
- Address:Chungmuro3-ga
- Urnd Co., Ltd
- Address:F3, 714, Gasan-dong, Geumcheon-gu
- Techone Engineering Inc.
- Address:3Ba 405ho, Sihwa Industrial Complex, Jeongwang-dong, Siheung-si
- soluri
- Address:yongsangu wonhyoro3ga 51-37
- Postec Electronics Co.,Ltd
- Address:311,Sanmak-dong ,Yangsan-si
- Daewoong Electronics
- Address:
- Korea Techno Life Co.,Ltd.
- Address:Korea Intellectual Property Service Center. KTL 243bunji, Munhyeon3-dong, Nam-gu, Busan (Seoul 608-823 Korea)
- Scientrade Inc.
- Address:2FL,GUMHWA BLDG, 201-42, Guwol 1-dong ,Namdong-gu
- SE KWANG ELECTRONICS
- Address:191-193, Bugae 2-dong
- Sam Won Electric Co., Ltd.
- Address:243-4,Yongwon-ri ,Seongnam-myeon ,Cheonan-si
- IL SWITCH Co., Ltd
- Address:103-1212 Bucheon Technopark 3, 36-1 Samjeong Dong
- TANGENT KOREA
- Address:Samjeong, Ojeonggu
- Shinchang Electrics Co.,Ltd.
- Address:734-2,Wonsi-dong ,Danwon-gu, Ansan-si
- Unipass Co., Ltd.
- Address:107-12 Garak-Dong
- bnc
- Address:
- sung jin
- Address:Okgye-dong, Jung-gu,
- DSE CO., LTD.
- Address:Nonhyun-Dong