NGK INSULATORS, LTD. is a Japan-based company engaged in the power related business, ceramics, electronics and process technology business. The Company has four business segments. The Electric Power Related segment is engaged in the manufacture and sale of power insulators and overhead wire fittings, power transmission, transformation and distribution equipment, insulator cleaning equipment, sodium and sulfur batteries. The Ceramics segment is engaged in the manufacture and sale of ceramics products for automotive and general industry. The Electronics segment is engaged in the manufacture and sale of rolled beryllium products, products for electronics industry, and mold products. The Process Technology segment is engaged in the manufacture and sale of corrosion resistant equipment, membrane separation equipment, combustion equipment and refractories, and radioactive waste treatment equipment. The Company is also engaged in the insurance agency and golf courses operation business.