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ZB-3012 Zb-3020 Zb-3021 Quartz Wall Clock
Brand: Generic / OEM
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Audited BOM: 9 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The use of a low-quality quartz movement (ENG-001) with fragile gears leads to premature failures (RMA-001) and loss of accuracy (REV-003, REV-006), resulting in customer dissatisfaction.
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