KOWA SEIKO Co., Ltd., engages in establishing a sound material-cycle society through waste treatment, recovers valuable metals such as Cu, Pb, Zn, etc. and produces raw materials such as pellets for iron blast furnace and iron oxide for cement making from various industrial wastes by chloridizing volatilization process which is our original technology. We have built a recycling system designed to achieve zero emissions and are still expanding the range of services as shown by the initiation of the recycling of molten fly ash in 2006.