vientian is the most crowded city in laos. every day, there are a lot of road accident motorists are in a hurry to get to heir work places. some of them run very fast in crowded streets. some of them are red light runners as a result, a number of accidents happen every day. among a number of accidents the motorbike accident is high. student ride motorbike to schools. they do noy pay vientian is the most crowded city in laos. every day, there are a lot of road accident motorists are in a hurry to get to heir work places. some of them run very fast in crowded streets. some of them are red light runners as a result, a number of accidents happen every day. among a number of accidents the motorbike accident is recorded high. student ride motorbike to schools. they do noy pay race each other in crowded steets. every day, people can see a car collided with a bus, a motorbike crashed into each other and sometimes a car hit the electric pole or traffic island. these make a terrible image of big city like vientiane