By analyzing low-carbon technology for urban road traffic, such as new energy vehicles, energy-saving vehicles, road as well as intelligence management, we should do the following steps by carrying out the construction of renewable energy network quickly; realizing low-carbon strategy for intelligence urban transportation; putting forwards distributed extension energy system and intelligence power network; setting economic standards for fuel and carbon emissions regulations strictly; establishing international standard system as well as the application of intelligent transportation technology; using policy to promote low carbon technology progress; as well as paying attention to low carbon technical personnel training and the specific implementation suggestions.