Dongil Technology, Ltd engages in the manufacture and sale of EMC components, air filters/sensors, and medical devices in South Korea. The company offers EMI/EMC filters, including 2-phase, 3-phase, PLC decoupling, DC, and SMD filters, as well as surge protectors; coils; and power inlets/outlets. It provides electrical particulate filters; air sensors, including dust sensors and temperature sensors; and ion generators, such as cluster ion generator and negative ion generator. In addition, the company offers ESD solutions, including ion bar, ion blower, ion nozzle/gun, and electrostatic sensor; vision inspection solutions, such as smart cameras and barcode readers; ultrasonic sensors comprising general purpose sensors and mapping units; capacitive sensor and controller; piezo ceramic materials and elements; and HIFU transducers, sensors, actuators, and piezo electric transformers. The company was founded in 1986 and is based in Hwaseong-si, South Korea.