Sustainable Development & Energy Science Ecological Economy | Energy Conservation Technology Circular Economy | Metallurgical Engineering Wind Power Generation | Energy Policy Energy Storage System | Photovoltaic Application Batteries and Energy Storage | Energy and Environment Sustainable Energy | Planning and Management Energy Supply Conversion | Solar Power Corporate Social Responsibility | Rural Electrification Biodiesel Fuel | Fuels and Combustion Environmental Impact Assessment | Alternative Fuels Urban Energy System | Fuel Additives Renewable Energy Conservation | Green and Environmentally Friendly Building Materials Sustainable Economic Development | Energy Storage Technology Ecology and Circular Economy | Energy Chemical Engineering Energy Management and Quality | Oil and Gas Resources Engineering Renewable Energy Governance | Hybrid Energy System Integrated Energy System | Advanced Energy Technology Hydrogen and Fuel Cells | Biomass Energy Engineering [The research areas include but are not limited to the above topics]