Seattle Startup Emerald Battery Labs Raises $1.1M to Scale Sodium-Ion Battery Technology Competing with Chinese Giants CATL and BYD

Seattle-based Emerald Battery Labs raised nearly $1.1 million in a pre-seed round to scale its sodium-ion battery technology, offering a cheaper and safer alternative to lithium-ion batteries. While China leads in sodium-ion battery production through companies like CATL and BYD, U.S. startups are entering the competition amid growing demand for energy storage solutions.

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