Various classes of solid electrolytes, such as sodium-based anti-perovskites and sulphide electrolytes, are examined, highlighting their unique ionic transport mechanisms and mechanical properties that facilitate stable cycling. Zhejiang Lvming Energy (Subsidiary of the Chilwee Group (China)) acquired GE's Durathon technology and has announced plans to begin manufacturing these batteries as part of a more comprehensive battery manufacturing effort. The Fraunhofer Institute for Ceramic Technologies and Systems (IKTS) in. They provide grid-connected NaS battery facilities in Japan and across the globe, including a 108 MW/648 MWh system in the United Arab Emirates that provides back up in the event of grid failure and reduces strain on the grid during peak demand. Sodium, the sixth most abundant element on Earth, is an attractive, low-cost material for industrial applications. Sulfur is also highly available, providing a pairing that avoids the supply chain. Both approaches to sodium utilization are discussed here, though the commercialization and deployment of molten sodium batteries is presently more advanced than that of the sodium-ion systems. The replacement of conventional liquid electrolytes with solid-state.