Why Process Quality Control Beats End-of-Line Sorting for Repeat Orders: A Defect-Escape Cost Model
For a repeat order, the question is not whether final sorting has value. It does: it can keep a know...
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New-Supplier Quality Drift at Month 3: Control-Plan Reviews, Golden-Sample Decay, and Process Audits
A new supplier does not become controlled because the first order passed; it becomes controlled only...
When a Passed PSI Is Not Enough: Read Defect Trends, Sample Coverage, and Rework Evidence Before Release
A passed pre-shipment inspection is a sample-based lot decision, not proof that every unit is confor...
Skip-Lot Inspection for Proven Suppliers: Entry Rules, Exit Rules, and Red-Flag Triggers
Skip-lot inspection can cut routine inspection effort, but it should never turn into a standing priv...
Dynamic AQL Levels: Adjust Sampling with Supplier Defect History, Order Value, and Product Risk
Dynamic AQL is useful when it is decided before the inspection visit, written into the buyer’s contr...
Hybrid Inspection for Mixed-SKU Orders: When to Combine AQL Sampling with 100% Checks
Mixed-SKU orders fail when one inspection method is asked to prove too many things at once. A genera...
