Theme 1: Intelligent Railway
Intelligent survey
BIM Collaborative Design
Intelligent construction
Intelligent EMU
Autonomous driving technology
Intelligent power supply and communication
Intelligent passenger stations and ticketing
Intelligent dispatching
Passenger and freight transportation services
Intelligent monitoring of infrastructure
Intelligent recognition of vehicle faults
Predictive maintenance
Topic 2: Power Engineering
Power system
Smart grid
Power Electronics
Distributed generation
PElectrical component network
Power transmission and distribution system and equipment
Energy Internet
Electric vehicle
Microgrid
Tides, waves, oceans, rivers, and
Hydroelectric power generation system
Power system and its automation
Power system planning and scheduling
Power quality protection and electromagnetic compatibility
Topic 3: Signal Processing
Digital signal processing 
Radar signal processing 
Communication signal processing
Temporary and sensor networks
Analog and mixed signal processing
Array signal processing
Audio and Acoustics
Audio/Speech Processing and Encoding
Biological imaging and signal processing
Biological Signal Processing and Understanding
Optical communication
Machine Learning for Signal Processing
Multimedia signal processing
Natural language processing
Nonlinear signal processing
Parallel and distributed processing
Security signal processing