- Istan Corporation
- Address:1101Estima, 1031Jungdong Wonmiku
- korea m.i.c
- Address:Gumchun-Gu, Gasan-Dong, 481-10 Bucksan1002
- Ilsung Ultrasonic Industrial Co., Ltd.
- Address:1381,Juan-dong ,Nam-gu
- ktcc
- Address:22-1,PUKWANG B/D, KUKI-DONG,CHONGRO
- CSC Mechatronics Co., Ltd
- Address:52-9, Sosabon2dong, Sosagu, Bucheon,
- CLESON Co., Ltd.
- Address:223-267
- SAMSUNG WELLBIS CO LTD
- Address:Fl# 3 223-627 Suknam-dong,
- NK International Co.,Ltd.
- Address:B-807 U-SPACE2, 682, Sampyeong-dong, Bundang-gu
- Sam Yang Electrical Engg Co.,Ltd
- Address:77B-8L,Namdong I/C, 647-7,Gojan-dong ,Namdong-gu
- Regentech Inc.
- Address:Rm B125, C-dong, Woolim Lions Valley, $425, Cheongcheondong, Bupyungku
- DAEWOO GENERATOR POWER CO LTD
- Address:Haseong-myeon, Wonsan-ri, 239-14
- Bosung Engineering & Manufacturing Co., Ltd.
- Address:182-7,Guin-ri,,Oesongni-myeon ,Boeun-gun
- DAEDONG Metal Ind. Co.
- Address:# 909, 21Centurycity Bldg, 55-1, Daeyeon3-dong, Nam-gu
- RF Medical Co., Ltd.
- Address:3503 World meridian 60-24 Gasan-dong Geumcheon seoul korea
- HanBit SeMaTech Co., Ltd.
- Address:# 111 HyunDai I Valley, 223-12, SangDaeWon 1 Dong, JungWon-Ku,
- Donghwa Entec Co., Ltd.
- Address:1575-6,Songjeong-dong ,Gangseo-gu
- Cgem Power Tools Co., Ltd.
- Address:101-B2,Samjeong-dong ,Ojeong-gu, Bucheon-si
- NEW TECH KOREA
- Address:594-10 Otae-dong
- Kophil International
- Address:199-24 Nonhyundong
- Dae Kyung Machinery & Engineering Co., Ltd.
- Address:125-2,Bugok-dong ,Nam-gu