Sodium ion batteries advance with BYD, Northvolt plans, but supply chain challenges loom

China’s BYD said it would build a RMB 10 billion ($1.4 billion) factory to produce sodium ion batteries with conglomerate Huaihai group, the largest announced plant by a leading producer. China’s largest electric carmaker, and second largest cell producer of lithium-ion batteries behind CATL, said the plant in Xuzhou would have the capacity to produce […]