India, Aug. 12 -- TrendForce's latest "Quarterly Report on Developments in Global SSB Industry, 2Q26" reveals that the all-solid-state battery (ASSB) sector has reached an important stage of engineering validation in 2026.

Companies including Toyota, Honda, Nissan, and Samsung SDI are slightly ahead in small-scale ASSB pilot production. Moreover, Japanese suppliers have already verified key automotive-grade performance metrics and are speeding up the assessment of ASSB modules for vehicle use.

TrendForce observes that ASSB Technology Readiness Levels (TRLs) have advanced significantly in 2026. Across key development regions including China, Japan, and South Korea, ASSB performance validation has progressed beyond the laboratory proof-of...