RITCO joins tunnelbuilder.com Royal Industrial Technology Corporation, or RITCO, is the largest tunnel management engineering company in Korea, with 90% market share for roads tunnels of 1-5 km in length. Company services and products embrace electrostatic precipitation of suspended particles, total monitoring systems, road surface monitoring and management, incident detection, fire detection, gas monitoring, water mist systems, and escape equipment. RITCO is expanding beyond the borders of Korea, and can deliver its systems to any country in the world. For more, click here. 49/09.