First Article + DUPRO + PSI: A Stage-Gated Quality Plan for New E-Commerce Products
A first article, a During Production Inspection (DUPRO), and a Pre-Shipment Inspection (PSI) become ...
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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...
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...
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...
Peak-Season Christmas Shipments: A 30-60-90 Day Quality Control Timeline from Golden Sample to Container Loading
A Christmas shipment date is not a quality plan. It becomes one only when the buyer works backward f...
