(Topics include but are not limited to)
Topic 1: Energy
Energy and Electricity
Energy conservation and efficiency improvement
Energy storage and management
Energy Conversion and Application
Energy materials
Energy storage technology
Conventional energy and new energy
Energy Internet
Energy and architecture, etc
Topic 2: Power
power
Automation and Electrical Engineering
Motor and Electrical
Solar Engine
heat engine
Hydraulic press
Refrigeration and Low Temperature Engineering
Precision automation
Fluid Machinery
Power Electronics and Electric Drive
Pneumatic machinery, etc
Topic Three: Electric Energy Processing
Electric discharge machining
Electrochemical machining
electrochemical machining 
Electrochemical polishing
electroplate
Electro etching
Electrolytic smelting