- Ms Windy
- Address:Poseung-myun
- J.J CORP
- Address:233-6 Jeonpo-Dong,
- gian chemical
- Address:South Korea
- Joong-Ang Corp.
- Address:582-7 Yaonghyun-Dong
- Daehanceramics Co., Ltd
- Address:609-1 Nabul-ri,Nabul-ri ,Samho-eup ,Yeongam-gun
- SteelHub Co., Ltd.
- Address:Room 1-407, Ace Hightech City, 54-66, Mullae 3-Ga, Youngdeungpo-Gu, Seoul, Korea
- Joong-Il Metals Inc.
- Address:,Seonggok-dong ,Danwon-gu, Ansan-si
- DC Chemical
- Address:Sogong-dong, Jung-gu
- Robin lim
- Address:Yeouigil
- PHOTO & ENVIRONMENTAL TECH
- Address:970-35
- NTROCHEM
- Address:154-30oncheon dong dongrae-gu
- APS advanced polymer service
- Address:# 17-304 Industrial Material Center
- YJZchem
- Address:52 chongyo rd
- Rachin Korea Ltd.
- Address:5,Dangju-dong ,Jongno-gu
- LG Chem Plants Overseas Co.Ltd
- Address:7-26, 2 Chome, Minamisenba
- AL global consulting
- Address:# 102 / 203, Guanom-Town, Taejen-Dong, Buk-Gu,
- Sunjin Chemical Co., Ltd.
- Address:836-1,Wonsi-dong ,Danwon-gu, Ansan-si
- LGK Group(Korea)
- Address:302-2 Moknae Dong
- Dong Youn Co.
- Address:623-16,Gupo-dong ,Gumi-si
- Shudu Nano-science Co.,
- Address:NO. 386 Tongji road