Auxiliary traffic signs road traffic signs

A total of five kinds of auxiliary flag is attached to the main road traffic signs, the role of flags from help, this flag can not set up a separate and use. Auxiliary flag is divided according to their use represents time, which means that the types of vehicles, which means that regional distance, which means that the ban on the grounds of the auxiliary warnings and signs and auxiliary signs a combination of several. Its shape is rectangular, and its color is white, black, black border. In addition, there is a variable traffic message traffic warning sign, it detects situations (such as lane construction, changes blocked traffic flows, weather conditions, etc.) according to the road, put some sort of timely information is displayed, communicated to the vehicle driver and pedestrians.