CATL has advanced to 20 Ah trial production of all-solid-state EV batteries using a sulfide-based solid electrolyte system offering high ionic conductivity and deformability, aiming for 500 Wh/kg energy density. The world’s leading battery maker with 39.9% global share in H1 2026 per SNE Research expects small-scale production in 2027 with limited output, scaling to mass production around 2030.
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