{"id":1866,"date":"2026-02-04T20:37:07","date_gmt":"2026-02-04T20:37:07","guid":{"rendered":"https:\/\/supplierally.com\/uncategorized\/pre-shipment-inspection-psi-guide-aql-standards\/"},"modified":"2026-02-04T20:37:07","modified_gmt":"2026-02-04T20:37:07","slug":"pre-shipment-inspection-psi-guide-aql-standards","status":"publish","type":"post","link":"https:\/\/supplierally.com\/es\/uncategorized\/pre-shipment-inspection-psi-guide-aql-standards\/","title":{"rendered":"Gu\u00eda de inspecci\u00f3n previa al env\u00edo (PSI): C\u00f3mo garantizar el cumplimiento de los est\u00e1ndares AQL"},"content":{"rendered":"

So you found a factory in China. You negotiated the price. You approved the samples.<\/p>\n

Everything looks good on paper.<\/p>\n

But here’s the thing. Without a pre-shipment inspection, you’re basically gambling. You’re hoping 10,000 units match those 3 perfect samples you saw.<\/p>\n

Spoiler: They usually don’t.<\/p>\n

What Even Is Pre-Shipment Inspection?<\/h2>\n

Let’s start simple. A pre-shipment inspection (PSI) happens when your products are done. Like 100% done. Packed and ready to ship.<\/p>\n

Someone physically goes to the factory. They open boxes. They check products. They count things. They measure. They test.<\/p>\n

Why? Because factories sometimes get “creative” with quality after you approve samples.<\/p>\n

We’ve seen it happen. A lot.<\/p>\n

The sample uses Japanese zippers. The bulk production? Chinese knockoffs. The sample has thick fabric. Production uses something thinner to save cost.<\/p>\n

Factories aren’t evil. They’re just protecting their margins. That’s business.<\/p>\n

But you need someone protecting YOUR side. That’s where PSI comes in.<\/p>\n

AQL Standards: The Numbers That Actually Matter<\/h2>\n

AQL stands for Acceptable Quality Limit. Sounds fancy but it’s pretty straightforward.<\/p>\n

It’s basically a sampling system. You can’t check every single product in a batch of 5,000 units. That would take forever.<\/p>\n

So AQL tells you how many to check. And how many defects are okay.<\/p>\n

Here’s a quick breakdown:<\/p>\n\n\n\n\n\n
Defect Type<\/th>\nWhat It Means<\/th>\nTypical AQL Level<\/th>\n<\/tr>\n
Cr\u00edtico<\/td>\nDangerous or illegal. Like sharp edges on kids’ toys.<\/td>\n0<\/td>\n<\/tr>\n
Importante<\/td>\nProduct won’t work properly. Button falls off. Zipper breaks.<\/td>\n2.5<\/td>\n<\/tr>\n
Menor<\/td>\nCosmetic issues. Small scratches. Thread loose.<\/td>\n4.0<\/td>\n<\/tr>\n<\/table>\n

An AQL of 2.5 for major defects means you accept up to 2.5% defective rate in your sample. Not in the whole shipment. In the sample you check.<\/p>\n

Most buyers use AQL 2.5\/4.0. That’s industry standard for general products.<\/p>\n

Critical defects? Always zero tolerance. No exceptions.<\/p>\n

What Actually Gets Checked During PSI<\/h2>\n

Okay so an inspector shows up at the factory. What do they do?<\/p>\n

First, they verify quantity. Sounds basic but factories sometimes ship less than ordered. They count cartons. They randomly open boxes to verify units inside match the packing list.<\/p>\n

Then comes the fun part. Product inspection.<\/p>\n

The Physical Checks<\/h3>\n

Inspectors pull random samples based on AQL standards. Then they examine everything:<\/p>\n

    \n
  • Measurements (are dimensions correct?)<\/li>\n
  • Weight (some products have weight specs)<\/li>\n
  • Colors (do they match approved samples?)<\/li>\n
  • Materials (is it actually the material you paid for?)<\/li>\n
  • Workmanship (stitching, finishing, assembly)<\/li>\n
  • Functions (does it actually work?)<\/li>\n
  • Safety (any sharp parts, choking hazards, etc.)<\/li>\n<\/ul>\n

    They also check packaging. Label placement. Barcodes. Inner boxes. Outer cartons.<\/p>\n

    Because even if the product is perfect, wrong packaging causes problems. Customs might reject it. Amazon might refuse it. Retailers won’t accept it.<\/p>\n

    Testing Can Get Specific<\/h3>\n

    Depending on your product, testing gets detailed. Electronics need function tests. Toys need drop tests. Textiles need color fastness checks.<\/p>\n

    For example, we once had a client importing kitchen knives. The inspector didn’t just look at them. He tested sharpness. Checked handle grip. Verified blade material. Even dropped them to see if handles crack.<\/p>\n

    Good thing too. About 8% failed the drop test. Handles split on impact.<\/p>\n

    Without that inspection? Those would’ve shipped. Client would’ve had returns. Bad reviews. Lost money.<\/p>\n

    When Things Go Wrong (And They Do)<\/h2>\n

    Here’s what nobody tells you. Most inspections find issues.<\/p>\n

    Not catastrophic problems necessarily. But issues.<\/p>\n

    Maybe 5% have wrong labels. Maybe some units have minor scratches. Maybe packaging is slightly different from what you approved.<\/p>\n

    The question becomes: what do you do?<\/p>\n

    You have options:<\/p>\n

      \n
    • Accept:<\/strong> If defects are within AQL limits and minor, you might accept shipment<\/li>\n
    • Rework:<\/strong> Factory fixes the issues before shipping<\/li>\n
    • Sort:<\/strong> Factory removes defective units, ships only good ones<\/li>\n
    • Reject:<\/strong> Cancel the order if quality is terrible<\/li>\n<\/ul>\n

      Most times it’s rework or sorting. Factory fixes what they can. Removes units they can’t fix. You get re-inspection after.<\/p>\n

      Rejection is rare. But it happens. We’ve rejected shipments with 30%+ defect rates. Or when critical safety issues showed up.<\/p>\n

      Factory always pushes back. “It’s not that bad.” “Minor issue only.” “We can give you discount.”<\/p>\n

      This is why you need someone on YOUR side. Not the factory’s side.<\/p>\n

      The Real Cost of Skipping PSI<\/h2>\n

      Let’s talk money. Because that’s what matters.<\/p>\n

      A pre-shipment inspection costs maybe $200-400 depending on product complexity. That’s it.<\/p>\n

      Sounds like a lot? Compare that to what happens without it:<\/p>\n

        \n
      • You receive 5,000 defective units<\/li>\n
      • Can’t sell them<\/li>\n
      • Can’t return them (shipping cost is insane)<\/li>\n
      • Factory won’t refund (they’ll argue it’s “minor”)<\/li>\n
      • You’re stuck with inventory you can’t use<\/li>\n<\/ul>\n

        We’ve seen buyers lose $50,000+ because they skipped a $300 inspection.<\/p>\n

        No seas esa persona.<\/p>\n

        How We Handle PSI for Clients<\/h2>\n

        When clients work with us, PSI is part of the process. Not optional.<\/p>\n

        We arrange everything. Inspector goes to factory. Checks products against your specifications and approved samples. Takes photos and videos.<\/p>\n

        You get a detailed report. Usually same day or next day. With clear photos of any issues found.<\/p>\n

        Then we discuss options together. If rework is needed, we push the factory. We verify fixes. We arrange re-inspection if necessary.<\/p>\n

        Factory can’t sweet talk their way out of problems. Because we document everything. And we only care about one thing: making sure YOU get what you paid for.<\/p>\n

        Final Thoughts (Keep It Simple)<\/h2>\n

        Pre-shipment inspection isn’t complicated. It’s just smart business.<\/p>\n

        You wouldn’t buy a used car without checking it first, right? Same logic applies here. Except the car is thousands of units away in another country.<\/p>\n

        Use AQL standards. Get professional inspection. Protect your money.<\/p>\n

        That’s it. That’s the whole guide.<\/p>\n

        —<\/p><\/p>","protected":false},"excerpt":{"rendered":"

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