Topic 1: Intelligent Rail Transit System
Intelligent System Architecture for Rail Transit Equipment
Energy traction technology for rail transit
Autonomous driving technology for rail transit vehicles
Rail Transit Control and Information Technology
Rail Transit Cloud/edge computing Technology
Rail Transit Internet of Things Technology
Rail Transit and Artificial Intelligence Technology
Information Security Technology for Rail Transit
Topic 2: Energy
Energy saving technology
Energy storage technology
Thermoelectric engineering
Renewable energy technologies and systems
Wind power generation
Thermodynamics and Thermodynamics
Energy equipment and energy management
Thermal and Wind Energy Engineering
Nuclear Engineering and Hydrogen Energy Resources
Energy Security and Energy Systems
Energy Conversion and Energy Efficiency
Energy Analysis and Energy Transfer
Topic 3: Electrical Engineering
Electrical Machines and Appliances
Power system and its automation
High Voltage and Insulation Technology
power electronics and power transmission
Electrical Theory and New Technologies
Electrical technology
Power technology
Electric Power Technology
Electromagnetism
Power transmission and distribution
Electromagnetic Compatibility
High voltage instruments
Electrical Engineering Materials
Mechatronics
Circuits and Systems
Power system and its automation
Power System and Energy
Electric Vehicle Technology
Electric motors and appliances
Distribution automation system
High voltage and insulation technology
New Sensors
Computer relay
Electromagnetic and Photonics
Smart Grid/Power IC
Circuits and Electronics 
The application of laser technology and electro-optical technology
The electro-optic phenomenon of semiconductors
Topic 4: Integration Technology of Transportation and Energy
Architecture of "Source Network Load Storage" Integrated Transportation Energy System
Integrated planning and design technology for transportation and energy integration
Intelligent Transportation and Microgrid Technology
Intelligent Transportation and Energy Storage Technology
Intelligent transportation and renewable energy application technology