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En août 6, 2026, CnEVPost a rapporté que CALB procédait à une refonte de la qualité et de la sécurité après des problèmes généralisés de cellules de batterie dans les véhicules GAC Aion.. Battery-News a résumé le même développement en août 7. Les rapports reliaient le problème aux cellules LFP de 177 Ah utilisées dans les véhicules Aion S., avec des plaintes incluant un gonflement, fuite d'électrolyte, et perte de puissance soudaine après un fonctionnement à kilométrage élevé.
The commercially important point is not only that one supplier faced a quality controversy. It is that battery buyers are being reminded how much final PACK reliability depends on cell-level manufacturing discipline. Electrode coating tolerance, moisture control during electrolyte filling, retained-sample traceability, welding margins, casing design, and BMS data review all affect what happens after a module or PACK has spent years in real service.
For custom battery PACK projects, the lesson is practical: a cell model name and capacity rating are not enough. Buyers should ask how cells are screened before assembly, how batches are identified, how voltage and internal-resistance consistency are checked, and how abnormal data can be traced back to production lots. These checks are especially important when a PACK is designed for taxis, light commercial vehicles, sauvegarde des télécommunications, mobile storage, or other applications with high cycling, vibration, heat exposure, or continuous standby duty.
The reported CALB response also highlights the role of organizational control. According to CnEVPost, CALB’s quality department was given stronger authority over batch release, while customer quality teams were set up to review BMS data with vehicle manufacturers. For module and PACK manufacturers, this reinforces a simple principle: production speed should not override quality release criteria when safety, warranty exposure, and customer downtime are at stake.
Voir LYTH:
Pour LYTH, this development supports a more engineering-led conversation with buyers. The right question is not “which cell is cheapest?” but “which cell batch, structure des modules, Logique GTC, thermal plan, and inspection process fit the application?” A stable PACK program should define quality gates before mass assembly, not after field complaints appear.
Ce que LYTH peut faire:
LYTH can support battery cell sourcing checks, développement de modules de batterie, intégration PACK personnalisée, Adaptation GTB, and application matching for projects where reliability and traceability matter. For high-duty applications, LYTH can help buyers clarify cell model requirements, module configuration, logique de protection, and manufacturing inspection points before production.