Commodity products often look simple: storage boxes, drinkware, textile pouches, kitchen tools, stationery, phone accessories and other everyday goods. Their inspection is rarely simple. One purchase order may contain several colors, sizes, materials, printed designs and packing configurations, sometimes from more than one workshop. A defect that costs only a…

A Bluetooth speaker, pair of earbuds or wireless headset can pass a sound check and still be unfit for import. The radio grant may cover a different module, the CE declaration may name another model, the RoHS report may be limited to a housing sample, or the lithium battery file…