Theme 1: Energy Internet
Energy Network
Energy Router
Modeling of Energy Internet
Simulation and Analysis of Energy Internet
Energy Internet technology
Energy efficiency 
Regional energy internet
Regional Integrated Energy System
Source network load storage collaborative scheduling
Key equipment and demonstration of energy Internet
Information Technology in Energy Internet
Big data
Artificial intelligence
Internet of Things and Digital Twins
Topic 2: Resource and Environmental Engineering
Groundwater remediation
Groundwater management
Water Resources and Watershed Management
Management Practice
Establishment of water quality target standards
Water quality classification
Wastewater and sludge treatment
Sludge treatment and reuse
Global warming
Ozone layer depletion
Carbon capture and storage
Biofuels
Air Pollution and Control
Air emissions trading
Solid waste management
Optimization of the collection system
Recycling and reusing
Stable prices of waste
Resource management
Technical aspects of handling and disposal methods (landfill, heat treatment, etc.)
Management of hazardous solid waste
Sustainability of society and environment, etc