- Geointer Korea, Inc.
- Address:Sungnae-Dong
- Lg Mma Corp.
- Address:759,Jungheung-dong ,Yeosu-si
- gno co ltd
- Address:shinmumro1ga 163 room no 401
- samsung plc. co.
- Address:naesu-eup, masan3gil 4-28
- NAMDUCK MOOLSAN CO LTD
- Address:1013-1014 Manhattan Bldg. Yoido-dong
- QHDYJ Chemicals Co.ltd
- Address:yaping street
- SO FnC International
- Address:Rm# 808, Block B, Sinsung Bldg. , 1589-14, Seocho 3-Dong
- TPS Corporation
- Address:Fl 11, 1-5 Samyoung Bldg,
- GS Global Corp
- Address:Jung Gu Jeo Dong 2 Ga 24-1, Seoul
- YOUL CHON Green Indusrty
- Address:410-8 Sinnae dong, Joong-nang-gu# 202
- Bridgechem Co. Ltd.
- Address:5F Jinyang Bld. 1443-24, Seocho-dong, Seocho-gu
- Korea Chemlocus Chemicals Co. Ltd.
- Address:Danam Bldg 28th, Namdaemun-Ro 5Ga, Chung-Gu
- Tec Chemicals Corp.
- Address:rm. 100, lucky bldg, yong-kin dong, Songpa-ku
- Samsung C&T Corporation
- Address:29Fl, Samsung C & T Bldg. , 1321-20, Seocho 2-Dong
- Bluestar Korea
- Address:Hansoo Bldg 3f 319-1 Hangangro2-Ga
- INBIZ Co., Ltd.
- Address:# 1409, Kumkang Venturtel, 1108 Bisan-Dong, Dongan-gu
- Odus Corporation
- Address:7F. , Gilbut-Bldg. , 467-9 Seogyo-Dong, Mapo-Gu, Seoul, Korea
- WER SAT TRADEWELL COMPANY
- Address:NO 2, MART AVENUE
- OCI Corporation
- Address:Dcc Building,50 Sogong-dong, Chung-gu, Seoul, Korea
- DEASONG FINECHEMICAL CO.
- Address:874, Whasan-Ri, Onsan-eup,