Mineral resource recycle business is the business operated jointly by Wonjin group and KORES with share participation. (KORES share of 49%)

Zhangjiagang Wonjin Industrial Material Co., Ltd. is the company to supply limestone through the furnace to manufacture the quicklime, has the production technology to stably produce high quality quicklime, and to stably manage the quality level of the products, it possesses its own mining corporation (Anhee state Wonjin Rayon mining limited corporation), and is promoting continuous additional mine development.

Zhangjiagang Wonjin Recycled Resources Co., Ltd. is running the resource recovery business by reprocessing byproducts generated from the stainless steel production through the electric melting furnace (photothermal furnace) to extract metal ingredient (Ni). It receives 100% byproducts generated from Zhangjiagang Pohang Stainless Steel Co., Ltd. (ZPSS), which is a Chinese corporation of POSCO, and it recovers and resupplies the remaining Ni inside the byproducts.