Starting from the origin of rail vehicles, this course will introduce the development of rail vehicles, a globally recognized "green transportation tool" with low energy consumption and less pollution, which brings people faster and more convenient . Students will see a variety of different types of rail vehicles, and we will also lead students closer to rail vehicles to understand the components of this agile behemoth, to learn how it operates, and how it serves passengers. Finally, by sharing a few tips, let students understand how to safely travel on rail vehicles.