Why is Huawei developing a solid-state battery?

Huawei’s design aims to boost safety and cycle life by mitigating degradation at this critical junction. Huawei’s involvement in solid-state battery research reflects a broader trend among Chinese technology and automotive companies. While Huawei does not manufacture power batteries, it has shown increasing interest in upstream battery materials.

Should Huawei be able to nail a 400 Wh/kg energy density?

Should Huawei be able to nail energy densities between 400 and 500 Wh/kg, it would be far better placed producing smaller packs that can still offer an impressive range without the need for enormous, expensive batteries.

Does Huawei have a 3,000-kilometre range and 5-minute charging range?

While Huawei’s claims of a 3,000-kilometre range and five-minute charging have generated widespread attention, experts warn that such figures remain theoretical and would require charging infrastructure that is not yet commercially available.

Does Huawei make power batteries?

While Huawei does not manufacture power batteries, it has shown increasing interest in upstream battery materials. Earlier in 2025, the company filed a separate patent on the synthesis of sulfide electrolytes — a key material known for its high conductivity but also high cost, sometimes exceeding the price of gold.