Transportation is crucial to the function of any city, and the development of intelligent transportation is a critical part of advancing smart city initiatives. By leveraging new generation technologies such as big data, artificial intelligence, and the Internet of Things, intelligent transportation systems are able to perceive, connect, analyze, predict, and control more effectively. This leads to better utilization of transportation infrastructure, increased efficiency and management of transportation systems, and stronger support for sustainable economic development and smooth public travel. Intelligent transportation has become a key focus of transportation construction nationwide, and as new technologies such as big data, cloud computing, artificial intelligence, the Internet of Things, and 5G continue to advance, the field of intelligent transportation is entering an era of efficient integration and development.