The General Office of the CPC Central Committee and the General Office of the State Council issued an opinion on accelerating the construction of a unified and open transportation market, which mentioned promoting the green and smart transformation and upgrading of transportation. Carry out environmental impact assessments of transportation infrastructure planning and construction projects in accordance with regulations, ensure that planning implementation is consistent with ecological protection requirements, and strengthen the sharing of transportation energy consumption and carbon emission data. Improve the policy of clean energy substitution for transportation equipment, and promote the application of new energy and clean energy in medium and heavy trucks, ships and other transportation tools. Accelerate the adjustment and optimization of the transportation structure, and further promote the development of green freight distribution in cities. Continue to implement pilot applications of intelligent transportation such as autonomous driving and intelligent shipping.