The 8th Int'l Conference on Electrochemistry and Energy Storage (CEES 2025) will be held during December 5-7, 2025 in Sanya, China. This Conference will cover issues on Bioelectrochemistry, Nanoscale electrochemistry, Electrochemistry of Functional Materials, Electrochemical Energy Storage and Conversion, Electrocatalysis, Energy Storage Materials and Technology, Capacitor and Supercapacitor, Capacitor Battery, etc. It dedicates to creating a stage for exchanging the latest research results and sharing the advanced research methods.