Creates elements for a better world
OCI provides ultra-high purity Polysilicon, a key material for semiconductor and solar power generation, to global clients
OCI produces the high-purity Phosphoric Acid required in semiconductor production
H2O2 is used in bleach, sterilizers, and IT industries
Fumed Silica is an eco-friendly functional product used in construction, automobiles, semiconductors, etc.
Provides solutions for a better world
OCI, the leader of Koreas carbon black market, advances towards the global market
OCI produces high-quality Benzene, Toluene and Xylene using light crude oil.
OCI refines coal tar which is the steel byproduct to produce pitch used in aluminum smelting
OCI produces plasticizers that enable various use of plastic
OCI provides TDI, which is used in foam type products such as auto parts, beds, paints, and adhesives
Brings light for a better world
OCI supplies clean energy and protects the environment through Solar PV projects.
OCI provides a one-stop service for korean solar PV project operators.
OCI has completed a Solar PV project in USA with maximum capacity of 573 MWdc.
OCI is currently operating 7 solar power plants in China producing 22MWdc.
OCI has built a co-generation power plant generating eco-friendly eletrictity and steam.