- Biocarbon Tech Co Ltd
- Address:D-blk,25-304, #604-1, Kuro-dong, Kuro-ku,
- S Won Tech
- Address:grand cilegon residence jl.boulevard raya no.21
- Korea Agency Of Environment
- Address:,Wollae-dong ,Yeosu-si
- D&J ENERGY LTD
- Address:jenovia 802 ho, 185-16 Bangi-Dong
- Brasil Consulting
- Address:Rm, 601, Estabill, Yoksam-Dong708-20
- tndkimphil.inc
- Address:704 Daewoo Maison Libre Janghangdong Ilsanku
- Metal Chemical Co., Ltd
- Address:1105-1 Bonggokri Sabongmyun
- High International Metal Corporation
- Address:The One Bldg, Daechi-dong 891-59, Gangnam-gu
- Korea Multitec Ltd.
- Address:41-1, Ungam-1-dong, Eunpyong-ku
- KAF Networks
- Address:404 Daewoo Complex Bldg. 167 Naesoo-dong, Chongro-gu
- IS ALL METAL DEVELOPMENT LTD.
- Address:kuro digital vellery
- Yeongjoon International Company
- Address:# 302, 82-12, Banpo-Dong, Seocho-Ku
- Dong-il distribution and trading Inc
- Address:100-5, Moonbong-Dong, Goyang-City, Il-San Gu, Kyunki-Do, Korea
- MEISTER_CHEM COMPANY
- Address:Room 905 LG Eclat-1, 251-3, Seohyun-dong, Bundang-gu
- Altko & Co.,Ltd.
- Address:Yongin / Suji P. O. Box 10
- S.L Cooperation
- Address:123-9, Gam Jeon Dong, Sasang Gu
- EBCO
- Address:802-19 Anrak-1Dong, Dongnae-Gu,
- OHHA P&P
- Address:Rm 602, Pil-dong bldg, 35-1, Pil-dong 1ga, Jung-gu
- Hangug Resources Group
- Address:C. P. O. Box 4633
- ATECH INC
- Address: