Red, yellow and blue in the traffic sign mean?

Traffic signs in the red, yellow, blue represents what? The impression of street lamp manufacturers price warning signs generally yellow, ban sign the impression of general red, indicates the background and direction sign general is blue! Summary above is traffic lights manufacturer

red, yellow and blue in the traffic sign mean? Street lamp manufacturers price warning marks the background color is yellow, commonly prohibited mark the background color to red, commonly instructions and guide sign's background color to blue commonly! Above is the summary of the traffic signal lamp manufacturers! For details, please see: http://. yhjtqc。 com/