Technical Innovation: Nitrogen-Doped SulfideThe key to Huawei's ambitious claims lies in its specific solid-state battery architecture. Chinese companies currently account for a significant percentage of global solid-state battery patent activity. China exhibits dominance in research, accounting for 36.7% of global SSB patent activity and filing over 7,600 patents annually. Chinese companies currently account for a significant percentage of global solid-state battery patent activity. CATL : As a major battery manufacturer, CATL is progressing toward mass production, targeting pilot production of a hybrid solid-state battery by 2027.: As a major battery manufacturer, CATL is progressing toward mass production, targeting pilot production of a hybrid solid-state battery by 2027.

Source: Economic Times February 25, 2026 18:11 UTC