- DooYoun A&L Corp.
- Address:RM501, Life-Combi BLDG, 61-4, Yoido-Dong, Youngdeungpo-Gu
- Korea Nuclear Fuel Co., Ltd.
- Address:493,Deokjin-dong ,Yuseong-gu
- ARA CHEM
- Address:21 Seongsan Rd.
- WON BMT CO LTD
- Address:Hyundai 41 Tower 2912, 917-9, Mok-dong
- ISIS International
- Address:Bucheon
- F.I.S.H corporation
- Address:656-1 Ganeong-dong,
- MPGIO CO.,LTD.
- Address:#905 Daejung plaza,486-7
- Unions
- Address:
- klean hive
- Address:guro5dong104-2
- KOREA ECO-system
- Address:439-3 Songnae-Dong Sosa-Goo
- Kalton Chemical Co.,Ltd
- Address:1042-1 Youngsu-ri,Yongsu-ri ,Jeonggwan-myeon ,Gijang-gun
- Shinshin trading co.ltd
- Address:
- ATMS Korea
- Address:Cheun Eui Techno Park 201-307
- Tennor
- Address:Junghwa Bd 305, 132-19 Chungdam-Dong, Kangnam-Gu
- sangjae corporation
- Address:2F. , # 528-3, BUPYUNG-5DONG, BUPYUNG-KU,
- Trako Corp.
- Address:
- JS&Energy
- Address:
- Hanyu L&S co.,ltd
- Address:1679-30 Haengun-Dong, Kwanak-Gu
- FC Korea Corp.
- Address:Guam 604, Yuseong,
- Han-Li Ind Co.,Ltd.
- Address:609-602,Kumkog-Dong 126,Seoungnam,Korea