- Super alloy Co
- Address:Jeongwangdong
- woobang
- Address:wolamdong 1117
- Eureka Corp.
- Address:Rm. 802, Hanil B / D, Ryuljeon-Dong, Jangn-Ku
- KGF CO.
- Address:113-2, Baeyang-ri, Jingeon-eup
- YUN International
- Address:
- SAMICK ENG
- Address:1-194 Wolam-dong Dalseo-gu
- Sanno Butsusan Co., Ltd.
- Address:Rm. 411/412, Victoria Bldg, Yeoksam 1-dong ,Gangnam-gu
- WB Nano27
- Address:193 Sancheon-Dong Yongsan-Gu
- BNP in Korea
- Address:389-631,Sanggea-2dong
- GMS Global Corp,.
- Address:BongMyeongDong101, HuengDukGu,
- Hanlab Corporation
- Address:484-1, Dongpae-ri, Gyoha-eup, Paju-si
- DONGSEO E & C CO LTD
- Address:37 Dowha Dong Mapo-Ku, Jindo Bldg 601, Seoul Korea
- Agolta Trade Company
- Address:802-1, Sangdo1-dong, Dongjak-gu, Seoul, Korea
- Giant Ent.
- Address:Rm 405, Gongjak Buyoung APT 304, Bulim-Dong, Dongan-Gu,
- DSEcore
- Address:Yeosam
- Kim International Plastic Ltd
- Address:Seng Gong Bldg 3rd Floor
- Seoul Golden Light International Co., Ltd.
- Address:
- RECO
- Address:22, Kwandong 1-ga, Joong-gu,
- Gaon International Co. Ltd
- Address:2f Erae Bldg, 164 Nae-Dong, Jung-Gu
- Geumbo Industry Co.Ltd
- Address:1230-14, Shinjung Dong, Nam Gu