Abstract: The paper principally based on issues of the actual operation of urban traffic control and basic facilities available in urban areas in China,offers a convenient framework suitable for circumstance of urban traffic guidance system oriented towards China cities.It also outlines how each subsystem in the framework to link and information exchange.Based on the discussion above,detailed discussion about the functions of each subsystem is also provided in the paper.The subsystems coordinate and underlie an integrated system,which makes efficient control over ubran traffic possible as well as the chance of traffic congestion.

Key words: intelligent transportation system(ITS), structure framework, traffic flow guidance