TAIYO NIPPON SANSO CORPORATION is engaged in the manufacture and sale of gas. The Industrial Gas-related segment is engaged in the manufacture and sale of oxygen, nitrogen, argon, hydrogen, carbon dioxide, liquefied carbon dioxide, dry ice, compressed, sterilizing and liquefied gas, industrial gas and chemicals, meltdown equipment and materials, helium, laser beam machines, as well as gas distribution machines. The Electronics-related segment is engaged in the assembling, processing, inspection and maintenance of electronic components. The Energy-related segment is engaged in the sale of liquefied petroleum gas. The Others segment is engaged in the sale of medical gas and the manufacturing of household products. As of March 31, 2014, the Company had 199 subsidiaries, 114 associated companies and two affiliated companies.