Topic 1: Energy Conservation, Environmental Protection, and Environmental Protection
Industrial energy conservation
Building Energy Efficiency
Civil energy conservation
Intel DPST 
Coal saving technology
Fuel saving technology
Water saving and seasonal technology
Environmentally friendly materials
Environmental remediation project
Noise Control Engineering
Water supply and drainage engineering
Clean production process
Ecological environment protection, etc
Topic 2: Pollution Prevention and Control
Emerging pollutants
Advanced oxidation process
Pollution control projects (air, water, solids)
Garbage disposal and recycling
Clean production process
Soil pollution and remediation
Clean technology
Environmental Safety and Health
Biodegradation of harmful substances
Wastewater and sludge treatment
Handling of harmful substances
Air pollution and treatment
Groundwater management
Water pollution and its control
Emission source management
Hazardous solid management
Monitoring and analysis of environmental pollutants
Interactions between pollutants
Technical aspects of treatment and disposal methods (landfill, heat treatment, etc.)
Disinfection and management of water treatment residues
Topic Three: Energy saving Technologies
Photovoltaic power generation
Wind power generation
compressed air
Energy harvesting/storage
Offshore wind power
Electrochemical energy storage
Carbon reduction technology
Greenhouse gas treatment
New energy vehicles
Green technology
Biogas/natural gas development