As a significant component of modern economy, transportation accounts for 6-12% of the gross domestic product (GDP) in many developed countries. Although transportation has greatly improved our lives, quite a few costly problems remain unsolved, including traffic accident, congestion and vehicle emission. Smart transportation has recently become a hot topic in the Internet of Things (IoT) area, and is considered as the solution to the problems mentioned above. In this report, we examined smart transportation from an innovative perspective and divide the topic into a few sub-topics. Based on the market size and the demands for mobile network.