[SMM Analysis: The Rising Star of the EV Industry - Sodium-Ion Battery] SMM, January 8: With the continuous advancement of EV technology, the improvement of battery performance, as its core component, is particularly critical. Among various types of batteries, sodium-ion batteries, with their unique advantages, are gradually gaining a foothold in the EV market. Compared to traditional lead-acid batteries and the recently emerging graphene batteries, sodium-ion batteries demonstrate superior performance and cost-effectiveness.