mi2-factory GmbH sells a novel, in-house developed process technology: Energy Filtered Ion Implantation (EFII) in combination with the production machine EFIITRON. Microchip producers buy EFII for cost saving, performance increase and design innovation in semiconductor power device manufacturing for chips that are applied in the fields: Electro Mobility, Photovoltaic, Wind Power, Traction, Industrial Drives and Grid.