QC Mistakes to Avoid
Common quality control mistakes that cost Loongbuy buyers money. Learn how to spot defects and avoid bad purchases.
Even experienced buyers make QC mistakes that cost them money and time. This guide covers the most common errors when reviewing Loongbuy QC photos and how to avoid them. A careful 3-minute review can prevent weeks of regret.
Approving Without Checking All Photos
Missing obvious flaws in unviewed images
High RiskIgnoring Size Measurements
Item arrives too small or too large
High RiskNot Comparing to Retail
Accepting obvious callout-able flaws
Medium RiskRushing QC During Sales
Agents take worse photos, you miss details
Medium RiskSkipping Logo Close-Ups
Crooked or misshaped branding
High RiskForgetting to Check Soles
Bad sole paint or wrong patterns
Medium RiskThe 5-Minute QC Protocol
Open all QC photos in full screen. Do not just glance at thumbnails.
Pull up retail reference photos on your second screen or phone.
Check the highest-risk areas first: logos, soles, tags, stitching.
Compare measurements to the size chart you ordered from.
If uncertain, request 2-3 extra focused photos before approving.
When to Request Exchanges
| Issue | Exchange? | Notes |
|---|---|---|
| Major logo misalignment | Yes | Clearly visible flaw |
| Wrong size received | Yes | Seller error, easily proven |
| Minor glue stain | No | Usually cleanable at home |
| Loose thread | No | Can be trimmed |
| Color slightly off | Maybe | Depends on lighting vs actual |
Master your QC skills with How to QC on Loongbuy. Return to the homepage for more guides.