Traffic signs should not be used in conjunction with billboards

In recent years, some traffic signs on the roads, especially traffic signs on urban roads, with billboards with commercial attributes, have served as the “character” of the auxiliary signs. Some advertising signs are also large and large, and the specifications are high, which is several times the main symbol. However, what are the consequences for road traffic safety? Specifically, such traffic signs with advertising content are lurking with certain insecurities. Because when people identify traffic signs, they are mostly in driving, and some are done in an instant. In particular, some foreign drivers are driving in accordance with the traffic signs. The address of some advertising signs is not only misleading, but also some traffic signs are obscured by advertising signs (terms). It is difficult for the driver to correctly identify the traffic signs during driving (especially at night), and because of the time of judgment. Too long will often lead to unsafe factors in the direction of the hand. The author believes that traffic signs have “exclusive wins” and should be relatively independent and complete. They should be neat, standardized, clear, intuitive, and clearly identifiable. Commercial advertising should not be used in conjunction with traffic signs.