Intelligent transportation:
Intelligent transportation system
Road transportation management
Traffic network 
Intelligent sensor
Sensor fusion technology
Visual and environmental perception
Object detection, tracking, classification, and recognition
Intelligent driving algorithm
Environmental modeling
Path planning
Human-computer interaction
Traffic control 
Driving assistance system
In vehicle Internet of Things
Deep learning
Wireless sensors and networks
Intelligent sensing technology for traffic control and management, etc
Highway maintenance and management:
Road maintenance
Rectification of roadbed diseases
Maintenance and Management of Bridges and Tunnels
Maintenance of traffic safety facilities
Engineering mechanics
Road construction materials
Road engineering 
Engineering Drawing and CAD
Theoretical Mechanics and Materials Mechanics
Engineering Geology and Geotechnical Testing
Highway management, etc