YKT CORPORATION is principally engaged in the sale of electronic equipment, machine tools and measurement equipment, as well as the provision of maintenance and other related service. The Company operates in two business segments. The Electronic Equipment and Machine Tool segment is engaged in the trading of electronic equipment, including chip mounters and liquid crystal display (LCD) bonders; machine tools, such as tool grinders, surface grinders and multi-axis lathes; measurement equipment, encompassing tool measuring machines and three-dimensional (3D) non-contact measuring systems, and industrial machinery, including coating systems, among others. The Optoelectronic Apparatus segment is engaged in the trading of optical amplifiers, fiber lasers and laser processing equipment, among others. As of December 31, 2013, the Company had three consolidated subsidiaries and one unconsolidated subsidiary.