- TND Co.,ltd
- Address:2f, 70-1, wonmi-dong, wonmi-gu
- E-RUME CORPORATION
- Address:No. 305, SAM-A B / D, 17-3 Ogum-Dong
- Synertek & Products, Inc.
- Address:Room 3106, World Trade Tower Bldg., 159-1 Samsung-Dong, Kangnam-Ku
- Korea Optron corp.
- Address:978-1
- Hamee Int'l
- Address:Kangdong 8-13
- SHINSUNG SAW ELECTRONICS CO.
- Address:1106, Daeryung TechnoTown VI, Gasan-dong, Kumchun-gu, Seoul, 153-774 Korea
- Sung Hwa Telecommunication Co.,Ltd
- Address:258-1,Yadang-ri ,Gyoha-eup ,Paju-si
- Dae Yang Magnet
- Address:615,Daecheon-dong ,Dalseo-gu
- Link Tek
- Address:418 Dochang-dong,Dochang-dong ,Siheung-si
- Daemyoung Precision Co., Ltd.
- Address:684,Gojan-dong ,Namdong-gu
- Eigercell Inc.
- Address:4ra 507, Shihwa Industrial Complex,669-8 Sungkog-dong
- Protection Solutions Inc.
- Address:Rm303, Dongil techno,826,Guro-dong, Guro-gu
- Samshin Global Co., Ltd
- Address:Seoul, Korea
- Covaluebiz KYS Corporation
- Address:BA-2082, Chenan Industrial Tools & Distribution Complex, Shinbang 784-1
- KJ COMTECH
- Address:Goian
- Techno Semichem Co., Ltd.
- Address:6-4,Sunae-dong ,Bundang-gu, Seongnam-si
- Seda Tech Co.,ltd
- Address:Rm 201, baekdu bldg, #533-4, anyang 6-dong, manan-ku
- A.ONE Tech Logic
- Address:332-9, Sau-dong
- JAE WON COM NET
- Address:Rm3102, Ma-Dong, Chungang Circulation Complex, 1258, Kurobon-Dong, Kuro-Gu
- Goodway Company
- Address:Youido dong