The expansion of the social facilities of foundation like roadway, railroad etc. became the power of national development but it caused some unexpectable effects not being absorbed the increased traffic amounts by rapid development. In the theory of market economy, the traffic policy on the security of human life becomes one of the many reasons of traffic accidents. Keodo Industry Co., Ltd. is doing our best to prevent a traffic accident in advance through building up the advanced traffic system or maintaining the safety of roadway. As days go by the traffic accidents are becoming more massive. So it's time for the government and people to go forward in the campaign to prevent them. We started from the minds to reduce accidents, even the slightest one, on April 1989 and now have arrived here with your real cooperation. Our main products are Rolling Barrier JAR-3 TYPE, Rolling Barrier POT-3 TYPE, and Rolling Barrier GRAND-4 TYPE.