A core pain point in the current electric vehicle industry: the mismatch between battery lifespan and vehicle lifecycle, and the resulting huge costs and responsibility attribution issues. The scale and nature of the problem: 41.6 million vehicles will exit their warranty period within 8 years, which is an impending systemic financial pressure. Currently, mainstream automakers' warranty periods for power batteries are mostly 8 years or 120,000-150,000 kilometers. This means that electric vehicles sold around 2025-2027 will collectively face post-warranty issues around 2033-2035. The battery is the single most expensive component of an electric vehicle, accounting for 30%-50% of the total vehicle cost...