- Sein Polytrader Company
- Address:507, Hyundai Gilim B/D,1330-18, Seocho-2dong,
- Kukje Tongshin Co., Ltd.
- Address:476-3,Jakjeon-dong ,Gyeyang-gu
- POONGJEON CO., LTD.
- Address:218-2, Anyang-dong, Manan-gu, Anyang-si
- Recycle Land Korea
- Address:135-6 Odo-dong
- Newtel Electronics Communication Co., Ltd.
- Address:799,Gwanyang-dong ,Dongan-gu, Anyang-si
- Orion communication
- Address:#204, A-dong, Ctc Post-bi
- Un San Engineering Co.
- Address:yong dap dong
- Global Optical Communication Co., Ltd
- Address:959-11,Daechon-dong ,Buk-gu
- Haem Co., Ltd.
- Address:990-45,Siheung-dong ,Geumcheon-gu
- Hando New Materials
- Address:#5203, Dongil Techno Town, Anyang 7-dong ,Manan-gu, Anyang-si
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