◕ Energy System

Renewable energy systems 

Smart Grid Technology 

Energy storage technology 

Electric vehicle technology 

Energy efficiency improvement 

Carbon capture and utilization 

Bioenergy technology 

Nuclear energy technology 

Solar photovoltaic technology 

Wind energy technology 

Geothermal energy technology 

Ocean energy technology 

Biomass energy conversion 

Energy system integration 

Energy policy and management

◕ Electrical Engineering

Power quality and system stability analysis 

Integrated optical and electro-optical devices 

Microwave and Millimeter Wave Circuits and Antennas 

Analog circuits and digital circuits 

Power electronics 

Battery management system 

Remote control and global positioning system technology 

Signal processing 

Smart Grid / Power IC 

Circuits and electronics 

Application of Laser Technology and Electro-Optic Technology 

Electric energy processing 

Microwave theory and technology 

Antenna and Propagation 

Electro-optic phenomenon of semiconductors