Sonid, Inc. engages in the manufacture of field communication antennas and chemicals used for displays. It operates through the following business divisions: Electronic Materials, Electronic Parts, and the Other. The Electronic Materials division manufactures products such as conductive ink, anisotropic conductive film, column spacer, and ultraviolet resin. The Electronic Parts division offers antenna and radio frequency identification tags. The company was founded on March 10, 1976 and is headquartered in Cheonan-si, South Korea.