DAIICHI KIGENSO KAGAKU KOGYO CO., LTD. is a Japan-based manufacturer of various types of industrial products made from zirconium oxide and zirconium compounds. The Company’s main business consists of the manufacture and sale of zirconium compounds, rare earth compounds and cesium compounds. Its products are mainly made into catalysts for emission gas purification, industrial catalysts, electronic materials, oxygen sensors, optical materials, refractory products, brake materials, fine ceramics and fuel cell-related products, as well as cesium flux, thermal barrier coating, precision casting, adsorbent materials, cross-linking agents, and paper coating agents.