V-One Tech Co., Ltd. engages in the manufacture and sale of inspection equipment in South Korea, China, and internationally. It offers AKKON AOI systems, COG/FOG and TAB bonding alignment systems, 3D POL FPR alignment and inspection systems, after POL AOI systems, before and after cleaner AOI systems, AKKON AOI M/C systems, and OLED fine metal mask AOI M/C systems. The company also provides secondary battery inspection systems and fine dust measurement equipment. V-One Tech Co., Ltd. was founded in 2006 and is headquartered in Seongnam-si, South Korea.