In order to exchange new achievements in the field of energy chemistry and engineering research and discuss the development trend of the energy industry, 2021 International Congress on Energy Chemistry and Engineering (ICECE-2021) will be held on June 18-21, 2021 in Chengdu, China. 
 
This four-day congress has seven discussion topics, which are Energy Conversion and Catalysis; Energy Storage and Materials; Energy, Photochemistry and Electrochemistry; Energy Nanochemistry and Nanotechnology; Hydrogen Energy and Fuel Cell; Solid-state Battery; Lithium Battery. With principles of professionalism, cutting-edge, and internationally, the congress will focus on research fields such as energy science, chemistry and engineering technology. Through theme forums, corporate exhibitions, posters, the congress aims to provide a platform for sharing scientific research results and advanced technology exchanges for experts, scholars, engineers and R&D personnel that are engaging in energy science and chemistry research and promote energy technology progress, scientific research results transformation and commercial cooperation.