Adtec Plasma Technology Co., Ltd. engages in the design, manufacture, sale, and support of radio frequency (RF) plasma generators, matching units, and digital RF power tracers installed on tools for liquid crystal display (LCD) panels and semiconductor processes. It operates through the Semiconductor and LCD-Related Business, and Research Institute and University-Related Business segments. The Semiconductor and LCD-Related Business segment includes high-frequency power and matching units. The Research Institute and University-Related Business segment includes direct current power supply. The company was founded on January 26, 1985 and is headquartered in Fukuyama, Japan.