Topic 1: Petrochemical Industry
Petroleum Engineering
Chemical Engineering and Technology
Energy Chemical Engineering
Petrochemical Technology
Oil and gas storage and transportation engineering
Marine Oil and Gas Engineering
Geology
Resource prospecting engineering 
Geophysics
Energy storage science and engineering, etc
Topic 2: Clean Energy
Renewable energy technologies and systems
Renewable energy storage technology
Energy efficiency
Solar thermal energy
Solar powered seawater desalination
Solar Materials
Photovoltaic and wind energy technology
Hydrogen energy production
Hydrogen storage
Fuel Cell
Biomass and biofuels
Waste to energy conversion
Nuclear energy
Energy management
Energy Security and Clean Utilization
Energy Management Control System
Bioenergy
Passive solar building 
Sustainable architecture
Energy and Architecture
Economic feasibility of renewable energy systems
Topic 3: Low Carbon Economy
Environmental Economy
Ecological modernization
Green development
Environmental pollution control
Sustainable development
Utilization of renewable resources
Environmental planning and management
Low carbon economy and industrial upgrading
Greenhouse effect
Global warming
Energy economics
Renewable energy
Land resource allocation
Carbon emission
Green economy
Air pollution
Radioactive contamination
Carbon footprint or other directions