Cell Design and Materials: Solid-State
Page 385 of 768Directory profiles · Battery Business Directory
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Semi-solid State Industry Players and Investment (Case Study) Semi-solid-state batteries are being used selectively to bridge the gap between conventional Li-ion systems and future all-solid-state architectures. While they offer near-term improvements in energy density and safety, recent deployments underscore that manufacturing scale, cost structure, and long-term differentiation remain unresolved.
Company
Key Partners / Investors
Strategic Positioning
CATL R&D focus
Parallel development of all-solid-state batteries (long-term) and semi-solid-state systems (near-term), with semi-solid positioned as a bridging solution rather than a final platform.
WeLion Near-term manufacturing
Xiaomi, Huawei
Focused on early commercialization of semi-solid-state batteries, targeting incremental gains in energy density while leveraging modified Li-ion manufacturing infrastructure.
NIO Early deployment
WeLion
Deployed a 150 kWh semi-solid-state battery pack in limited production vehicles beginning in 2024. Program activity was paused in late 2025, highlighting challenges in scalability, cost, and sustained manufacturing readiness.
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