Shin-Etsu Chemical Co., Ltd. is a Japan-based company primarily engaged in chemical business. The Company operates in six business segments. The Poly Vinyl Chloride and Chemicals segment manufactures and sells vinyl chloride, caustic soda products, chloromethane and methanol. The Silicon segment manufactures and sells silicon products. The Functional Chemicals segment manufactures and sells cellulose derivatives, metal silicon, poval and synthetic sex pheromone. The Semiconductor Silicon segment manufactures and sells semiconductor silicon products. The Electronic and Functional Materials segment manufactures and sells rare earth magnet, packaging materials for Light Emitting Diode (LED), photoresists, mask blanks, synthetic quartz products, liquid fluoroelastomer and pellicle. The Others Related segment provides resin processed products, exports technology and plant and others. As of March 31, 2014, the Company had 123 subsidiaries and 14 associated companies.