- Najin Industry
- Address:Scho 1341-2 Daho Buiding 3 Floor
- WOOJIN MEDICAL CO.,LTD
- Address:520-2, jikdu-ri
- Hanjin Tech Co., Ltd.
- Address:158, Baekto-ri, Hyangnam-eup
- Se Hyung Ind Co.,Ltd.
- Address:9-2,Horim-dong ,Dalseo-gu
- Sung Ho Co.
- Address:330-1, WANGGIL-DONG, SEO-GU, INCHEON, KOREA
- Zineer Company
- Address:141 5 Namsan2dong Junggu
- Dongmyoung Co., Ltd.
- Address:142-13, Janghang-ri, Godae-myeon, Dangjin-gun
- Dae Won Home Electric Co.
- Address:151-2,Chunui-dong ,Wonmi-gu, Bucheon-si
- Sung Kwang Electronics Trade Co.
- Address:254-3,Yucheon-dong ,Dalseo-gu
- Han Yang Industry Co., Ltd.
- Address:351-1,Jangha-dong,Sangnok-gu,Ansan-si,Gyeonggi-Do,Korea
- aogsystem
- Address:# 1506 Hyeondae Reksion, 719-2, Banghak1-dong,
- KIMYEONKWAN
- Address:Songchon space hyang APT, Yuljeon-dong, Jangan-ku
- StoryH CO.,LTD
- Address:Garden 5 Works B-9F, Munjeong 2-dong, Songpa-gu
- Hwa In
- Address:Hansung venture center 65-154, jang wee dong, sung buk gu
- Baek San Corporation
- Address:1291-5,Gangdong-dong ,Gangseo-gu
- Yudo Co., Ltd.
- Address:169-4, Gujang-ri, Paltan-myeon, Hwaseong-si
- Hansung High Frequency Co.
- Address:#401-2 4-ba Seonggok-dong,Seonggok-dong ,Danwon-gu, Ansan-si
- TECRONY Co.,LTD
- Address:# 518-13 Hojung tower, anyang-dong
- Uniplatech.Co.,Ltd.
- Address:104-10,Munji-dong ,Yuseong-gu
- Apro System Co., Ltd.
- Address:401-65 Chungkye-Ri, Dongtan-Myun,