Daido Signal Co., Ltd. manufactures, sells, installs, and repairs railway signal safety devices, electrical equipment, and other mechanical devices in Japan. The company offers electronic interlocking systems, automatic train control systems, traffic control systems, monitoring devices for railway equipment, relay interlocking devices, signal relays, train detectors, automatic train stop systems, level crossing protection equipment, signal lights, and power supplies. It also provides on-board control systems for special vehicles, energy monitoring systems, contactless ID tag systems, and peripheral cards for industrial systems. In addition, the company engages in the information processing business; and plating and coating equipment and devices, such as metal products, transportation machinery and equipment, precision machinery and equipment, ornaments, and toy parts. Further, the company manufactures, processes, and sells synthetic resins, including ABS resins, acrylic resins, diallylic resins, etc. Additionally, the company provides staff dispatch services. The company was founded in 1929 and is headquartered in Tokyo, Japan.