Di-Nikko Engineering Co., Ltd. engages in the contract design and production business from circuit design to electronic component mounting and finished product assembly in Japan. The company offers power supply board and FPC boards, and laser printer built-in board for office automation; overhead console, heater control, charging/communication USB, shift position indicator, power window switch, and door mirror for automotive industry; and optical lenses, and medical device substrates including measuring instruments and inspection machines for medical and optical instrument applications. It also provides substrates for lithography equipment, custom power supplies, lithography equipment units, and handy terminals for industrial machinery; custom power supply boards for aerospace industry; robots and drone; control boards, electric decoration / led boards, custom power supplies for amusement application; and street lights, led traffic light, power monitoring system boards, and custom power supplies for social infrastructure. The company was incorporated in 1979 and is headquartered in Nikko, Japan.