Able to ride an electric car. Since the opening of the Xiangfu Road Expressway, it has become an important artery for east-west traffic in Changsha City. Especially with the opening of the west extension line, it has attracted a large amount of traffic, causing traffic congestion in the morning and evening peaks on relevant sections. Traffic police big data monitoring shows that the traffic peaks on the Xiangfu Road Bridge and the east and west ends continue to be high. In response to this situation, multiple departments of the traffic police department conducted research and launched a series of combinations to control congestion.