Topic 1: Acoustics
Linear acoustics (ray acoustics, wave acoustics, acoustic reflection, scattering, diffraction, interference, propagation attenuation)
Nonlinear acoustics (nonlinear mechanical wave dynamics, acoustic solitons and their chaos)
Fluid dynamic acoustics (aviation acoustics, fluid motion and acoustic interaction, fluid acoustic radiation, combustion acoustics)
Underwater acoustics (underwater and marine acoustics)
Structural acoustics (vibration and noise analysis and control, mechanical dynamics)
Architectural Acoustics (Architectural Acoustics Design, Noise Control and Evaluation)
Ultrasonics (Ultrasonics Electronics, Testing Acoustics)
Acoustic materials (traditional acoustic materials, new acoustic materials)
Topic 2: Signal Processing
Signal processing and detection
Radar and sonar signal processing
Communication signal processing
Audio and sound signal processing
Sensor array and multi-channel signal processing
Multimedia signal processing
Speech and Language Processing
Image and video processing
Signal processing in computer vision and robotics technology
Optimization method 
Computational imaging/spectral imaging
Machine learning
Signal processing through graphics and networks
Compressive Perception and Sparse Modeling
Nonlinear signal processing
Statistical signal processing
IoT signal processing
Information forensics and security
Educational signal processing
Big data signal processing
Signal processing in power systems
Design/Implementation of Signal Processing System
Topic 1: Noise
Noise and vibration control technology
Noise Control Engineering
Vibration and noise analysis, etc