Topic 1: New Energy Systems
Electrochemical energy storage device
Smart grid
Energy storage technology
Wind energy storage
Hydrogen storage
Inductive energy storage
Pumped storage power generation
Capacitor storage system
Energy storage materials
New type of solar cell
Fuel cell
Capacitors, supercapacitors
Lithium battery
Lithium-ion battery
Sodium-ion battery
Lithium-sulfur battery
Topic 2: Electricity and Electrical Engineering
Power Electronics
Mechanical Engineering and Materials Engineering
Electric drive
Power Machinery and Machinery Industry
Power Quality and Electromagnetic Compatibility 
Mechanical Manufacturing Technology
Power system and its automation
Mechanical Automation Engineering
Modeling, simulation, and analysis of power systems
Mechanical manufacturing and automation
Power system planning and scheduling
Mechanical Engineering and Electronic Technology
Power system protection, operation, and control
Computer relay
Reliability and safety of power system
Electromagnetic and Photonics
Power system stability
Integrated optical and electro-optical devices
Sensors and Micro Machines
Microwave and millimeter wave circuits and antennas
Transmission and distribution systems and equipment
Analog circuits and digital circuits
Electric Drivers and Applications
Electric Vehicle Technology
Electrical Engineering Technology
Computational Intelligence in Electrical Engineering
Mechanical Engineering and Mechanics
Mechanical manufacturing and mechatronics integration