- Samohnk Co.,Ltd
- Address:1422-6,Seocho-dong ,Seocho-gu
- Maxsun Co., Ltd.
- Address:733-25,Yeoksam-dong ,Gangnam-gu
- BUM CHANG CHEMICAL CO.,LTD.
- Address:178-143, GAJWA-DONG, SEO-GU, INCHON, KOREA.(Zip Code: 404-250)
- G1 Trading
- Address:403. 246-3. 1~289bunji, Dangjeong-dong,
- KOREA ID CHEM CO LTD
- Address:# 5F, Woosung Medical Center 755, Naesohn-dong,
- Eun Ha Co.,Ltd
- Address:731-1,Ancheong-dong ,Gwangsan-gu
- EnGeos Co., ltd.
- Address:2# 753-8 Danwon-gu
- Neochemical
- Address:388-19 Neung-an-ri, Jori-eup,
- Aligra- Tech Corp
- Address:Electronic Building 201, 11-23, Supyo-dong, Chung-ku
- GTEP
- Address:Soonchunhyang Univ. 6505, Sinchang-myeon
- KIM&S KOREA CO LTD
- Address:574-6 Sillim-ri, Sillim-myun,