夏朝奚仲发明了车，改写了人类文明的新篇章。时至二十世纪，交通运输的发展为经济的腾飞插上了翅膀，但车辆的大幅度增加与道路建设以及人们交通安全意识滞后的矛盾也日益突出。于是交通事故像一场不停息的战争，向人们展开了严峻的挑战，行路难、行车难以其新的内涵摆到了人? Xi Zhong Xia invented the car, rewritten a new chapter in human civilization. By the turn of the twentieth century, the development of transport was gaining the wings for economic growth. However, the contradiction between the substantial increase of vehicles and the laggard awareness of road construction and people’s traffic safety has become increasingly prominent. So traffic accidents like a ceaseless war, to the people started a severe challenge, difficult road, driving difficult to put its new meaning to people?