Topic 1: Energy and Development Technology
Clean energy technology
Distributed power generation and clean energy generation, grid connection and control technology
Energy storage technology
Green energy development technology
Natural gas hydrate development technology
Renewable energy development technology
Geothermal energy and hydrogen energy development technology
Energy saving technology
Topic 2: New Materials
New semiconductor materials
Magnetic material 
Optoelectronic materials
Environmentally friendly materials
Solar cell materials
Hydrogen storage material
Composite materials for wind power generation
Composite materials for flue gas desulfurization equipment
Composite materials for power transmission and transformation equipment
Superconductor
Oxidation and corrosion
Surface and Interface Science
Quantum technology
Design and synthesis of energy conversion materials (energy storage materials, electrode materials, photoelectric conversion materials, etc.)
Electrochemical functional materials and energy storage conversion technology
Topic 3: Environmental Science and Energy Resources
Artificial Intelligence and Tourism Management
Big Data and Tourism Management
Tourism business model
Tourism consumption mode
Tourism brand
Tourism and finance industries
Hotel catering management
Scenic area operation and management
Research on Travel Transportation
Tourism and New Media
Tourism industry and derivative products
Tourism and Urbanization
Tourism Industry in the Global Economy
Tourism Industry and Population Structure