The 6th Int'l Conference on Battery and Fuel Cell Technologies (BFCT 2025) will be held during December 5-7, 2025 in Sanya, China. This conference will cover issues on Li-S batteries, Production and recycling of battery systems and cells, Battery technologies, Fuel cell technology, Fuel cell engineering, etc. Topics: The conference is soliciting state-of-the-art research papers in the following areas of interest: The conference is soliciting state-of-the-art research papers in the following areas of interest: Next-Generation Battery Chemistries Sodium-Ion and Alternative Metal-Ion Batteries Li-S Batteries Lithium-ion Batteries Sustainability and Recycling Battery Health Monitoring High Energy Density Batteries Fast Charging Technologies Battery Cost Reduction Grid and Large-scale Energy Storage Advanced Materials in Battery Systems Battery Technologies Capacitors (Super, Ultra, Pulsed Power) Rechargeable Technologies Fuel Cell Engineering Direct Methanol Fuel Cells Materials for Fuel Cells Fuel Cell Systems and Applications Fuel Processing Fuel Cell Components High-Temperature Fuel Cells Comparison of Fuel Cell Types Proton Exchange Membrane (PEM) Fuel Cells Solid Oxide Fuel Cells (SOFCs) Hydrogen Production and Storage Durability and Longevity Direct Alcohol Fuel Cells (DAFCs) Fuel Cells in Transportation Ammonia-Based Fuel Cells Biological and Enzymatic Fuel Cells Hydrogen Infrastructure Development Carbon-neutral and CO2-utilizing Fuel Cells Other Related Topics