Daiichi Kigenso Kagaku Kogyo Co., Ltd. researches, develops, manufactures, and sells zirconium compounds and other inorganic compounds in Japan and internationally. Its products include zirconium oxide, electro-melting stabilized zirconium oxide, complex oxide, cesium compounds, cesium flux wires, rings, rare earth compounds, zirconium silicate, various sol, and non-oxide zirconium products, as well as various metal sulfides and zirconia for advanced ceramics and solid oxide fuel cells. The company also provides warehousing and general cargo trucking services. Its products are used in automobile and industrial catalysts, fuel cells and oxygen sensors, structural, dental, electronic, refractories and brakes, aluminum brazing, and coatings and metal surface treatment materials. Incorporated in 1929, it is headquartered in Osaka, Japan.