TechCnEVPostabout 2 hours ago
CALB quality overhaul follows banana battery fallout
1 min read
CALB tightened manufacturing tolerances and gave its quality team veto power over batch releases after Aion S cells swelled. The 177-Ah LFP cells caused swelling, leakage, and power loss after 150,000 to 300,000 kilometers. GAC Aion extended battery warranties to 8 years or 300,000 kilometers.
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