(Topics include but are not limited to)
Optoelectronics
Optical Communication and Optical Networks
Fiber optic communication and systems
Optoelectronic Measurement and Control and Optoelectronic Sensing
Engineering Optics
Principles and Applications of Laser
Optical storage and display technology
spectroscopy
Electronic Circuits and Technology
Optoelectronic devices
Optoelectronic signal processing
Solar cell
Photovoltaic technology
Optical Information Processing Technology and Applications
electromagnetic wave
optical vortices 
New materials
Optoelectronic functional materials and devices
Adhesive material
Amorphous/Crystalline Materials
building material
Catalytic ceramic materials
Coating material
Colloids and Materials Science
Composite Materials Science and Applications
Computer aided material design
Conductive materials
Absorbent material
5G/6G Communication Principles and Technologies
Integration of sensory computing and control
Communication chip design
Low altitude communication and perception technology