POSCO CHEMTECH COMPANY LTD. is a Korea-based company engaged in the manufacture of lime and refractories. The Company operates in four business divisions: refractories division, which provides magnesia-chrome (MgO-C) bricks spinel bricks, high alumina bricks, special alumina bricks, fire clay bricks and others; engineering division, which provides engineering and maintenance services for industrial furnaces; lime division, which manufactures lime used for steel manufacturing processes, and chemical division, which provides coal tar, light oil, sulfur and others. The Company distributes its products within domestic market and to overseas markets. On January 1, 2013, the Company completed the merger with POSCALCIUM Company, Ltd., a Korea-based manufacturer of precipitated calcium carbonate.