Topic 1: Electronic Engineering
Electronic Science and Technology
Power electronic technology 
Electronic Information Technology
Circuits and Systems
Electromagnetic Field and Microwave Technology
Telecommunications Engineering
Electric motors and appliances
Radar Engineering
Mechanical Engineering
Detection technology
High-frequency circuit
Phase locking technology
Microwave technology
Program-controlled exchange
Communication and Signal Processing
Signal system
Digital signal processing 
Random signal processing
Image processing 
Language signal processing
Signal detection
Principle of Automatic Control
Programmable controller
Communication and Information Engineering
Optical fiber communication
Computer network
Electronic communication
Electronic Circuits and Systems
Topic 2: Information Science
Data Analysis and Database
Information security
Encryption technology
Cybersecurity
Data mining
Image processing
Information system
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