Almedio, Inc. manufactures and sells commercial test discs, optical drives, refractory materials, electronic parts, and nanomaterials. It operates through the following segments: Archive, Insulation Materials, Industrial Solutions, and Other. The Archive segment develops, manufactures, and sells optical drives for industrial and audio-visual (AV) equipment as well as long-term storage optical discs and drives. The Insulation Materials segment produces auxiliary materials for electronic parts, refractory materials and related products. The Industrial Solutions segment provides standard and adjusted test discs for AV equipment and computer peripherals, and undertakes characteristic test contracts for various discs. The Other segment deals with the research and development, manufacture, and sale of nanomaterials, and operation of cup-type vending machines in the Chinese market. The company was founded on May 18, 1981 and is headquartered in Tokyo, Japan.