- Kwonpoong Inc.
- NiO Powder, Graphite Powder, Ultra-fine & amp; amp; Fine Graphite, Ni Sinter, Ferrite Powder, Ni-Zn Ferrite Powder, Nickel Oxide Powder,Powder for Ferrite Core,Nickel Oxide.
- Address:296, Pyeongchon-dong, Daedeok-gu
- Mcm Limited
- Halogen based flame retardants ,Ferrite powder for EMI Suppression ,Blasting Materials ,Sputtering Alloy Target.
- Address:Rm 509, Cheong-gu Bldg., 517-5, Sinsa-dong, Gangnam-gu
1