- ITSWELL Co.,LTD.
- Address:58B-4L, 626-3 Gojan-dong
- FCT Co., Ltd.
- Address:No. 609, Kyeryong Richeville, 945-2 Youngtong-dong, Youngtong-gu, Suwon-si, KYEONGGI-DO, korea
- Blue And Green Trading Co.,Ltd.
- Address:A-512B,Gasan-dong ,Geumcheon-gu
- KOVIT Corp
- Address:1502, Unik B / D, 706-13, Yeoksam-Dong,
- Irech C&D Inc.
- Address:889-3,Gwanyang 2-dong ,Dongan-gu, Anyang-si
- Philtech
- Address:
- Microquartz Electronics
- Address:28-702, Songpa-2Dong, Songpa-Gu, Seoul, Korea
- Buban Techron Co.,Ltd
- Address:156-1,Samseong-dong ,Gangnam-gu
- BAROTEC
- Address:
- S-Cera Co.,Ltd.
- Address:892-9, Hogye-Dong, Dongan-Gu, Anyang SI
- Bronn Co.,Ltd.
- Address:Hogye-dong ,Dongan-gu, Anyang-si
- Autoffice E&M CO., LTD
- Address:Seocho-gu Kangnam 37 Street 49
- Smart Electronics
- Address:1406 Chpoil-ri, Samdong-myeon
- Chang Sung Ele
- Address:4Lot 146Block #715-3,Gojan-dong ,Namdong-gu
- OptoPAC Inc.
- Address:1112-11, Namchon-Ri, Oksan-Myeon,
- AlphaMed
- Address:256-12, Beop-Got Dong, Ilsan Seo-Gu
- ORIENT ELECTRONICS CO LTD
- Address:143-1 SandDaeWon-Dong JungWon-Gu
- SSEMICON INC
- Address:36B 12L, Namdong Industrial Complex, Namchon-Dong,
- Han Ho Safety System
- Address:907-10,Hogye-dong ,Dongan-gu, Anyang-si
- bizvel Co., Ltd. (http://www.bizvel.com)
- Address:1f Naeson, Uiwang, Kyungki