Based on the research on the improvement of traffic congestion in a certain area of Hefei High-tech Industrial Development Zone, through the analysis on the causes of traffic congestion in the current roads, a series of proposal is put forward, such as tapping the potential of the existing road network, strengthening the management of road parking, optimizing the traffic organization structure and carrying out the local reconstruction of the current road in order to strive for maximizing the release of road traffic capacity under the less engineering investment. The proposal put forward has certain reference significance for the research and reconstruction of urban road traffic improvement.