Theme 1: Integrated Optoelectronics
Engineering Optics
Photoelectric device
Photovoltaic technology
Optical vortex
Solar cell
Photoelectric Signal Processing
Optical Communication and Optical Networks
Fiber optic communication and systems
Principles and Applications of Laser
Electronic Circuits and Technology
Nanophotonics and Materials
Optical storage and display technology
Organic laser pumped laser
Preparation and characterization of optoelectronic thin film materials
Nanophotonics and Materials
Design and Preparation of New Optoelectronic Materials
New Optoelectronic Functional Materials and Devices
Optoelectronic Conversion Material Technology and Application
Topic 2: The Internet
Network Architecture and Design
Distributed Computing and Networking
Computer Networks and Protocols
Cloud computing and edge computing
Network virtualization
Network security
IPv6 and Future Networks
Network performance and traffic management
Topic 3: Materials Science and Engineering
Metal alloy
Tool materials
Superplastic material
Ceramics & Glass
Composite material
Amorphous material
Nanomaterials
Biomaterial
Multifunctional Materials
Smart material
Engineering polymer
Functional materials
Nuclear fuel material
Sensors and surfaces
Thin film sulfur based photovoltaic materials
Nuclear Material IV
Magnetic material 
Multi functional magnetic material
Superconducting material
Structural materials
Spintronics Materials and Devices
Hard/Soft Magnetic Materials
Cross cutting material