V-One Tech Co., Ltd. engages in the development and manufacture of display inspection software and equipment. Its products include automated optical inspection (AOI), chip-on-glass or film on glass bonding alignment system, system alignment and inspection system, AOI machines, rechargeable battery inspection system, fine dust measurement equipment and others. The company was founded on May 30, 2006 and is headquartered in Seongnam-si, South Korea.