Professional Fabric Inspection Service in China
More than 20 years of fabric inspection expertise for global customers
Get a quote within 24 hours
About Us
Who We Are?
DQC is a third-party textile inspection company in China.
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Founded in 2003.
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Specializes in fabric inspection, garment inspection, and home textile inspection.
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Inspection covers all factory locations across China.
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Serves global customers.
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Helps global importers, brands, and retailers ensure product compliance with quality standards and regulatory requirements.
Why Choose Us?
DQC operates as a SPECIALIST, not a generalist.
Professionalism isn‘t just our commitment – it’s our core competitiveness that drives every inspection we conduct.
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Over 20 years of dedicated expertise in textile quality inspection.
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In-depth industry insight covering the full supply chain from fibers/yarns to fabrics.
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Comprehensive knowledge of quality standards and regulatory requirements worldwide.
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Round-the-clock responsive service to support all your urgent shipment demands.
Our Solutions
Quality solutions vary depending on the production process and your cencerns.
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Factory Audit (FA).
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Initial Production Inspection (IPI). Also called 1st Lot Check for fabric quality control.
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During Production Inspection (DPI, or Dupro), also called In-Line inspection (In-Line).
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Final Random Inspection (FRI), also called Pre-Shipment Inspection (PSI).
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Container Loading Check (CLC), also called Loading Supervision (LS).
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Other Tailored Solution Project per individual cases.
What to Be Inspected
DQC provides rigorous third-party inspection services that cover every critical aspect of fabric quality. Fabric inspection normally covers the following items:
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Quantity verification of ready fabrics
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Shipping marks, labels, inventory stickers and packing method
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Conformance of quality to technical parameters and specifications
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Cuttable width, and actual roll length vs. label length
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Fabric GSM (actual weight per unit area)
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Color shading inspection: side-center-side, end-to-end, roll-to-roll and lot-to-lot
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Hand feel assessment
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Abnormal odor check
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Verification of bowing, skewing to avoid sizing distortions in finished garments.
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Visual defect inspection in accordance with the 4-Point System
After inspection:
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We will calculate defect points and grade the fabric rolls / pieces accordingly.
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You will receive a professional inspection report with digital photos.
Four-Point System
DQC adopts Four-Point System as a standardized methods for fabric Visually Inspecting and Grading, unless others method (such as Ten-Point System) required.
Four-Point System, as a standard under ASTM D5430, has received widest acceptance in fabric inspection due to its practical, impartial, and worldwide recognized. In four-point system, defect in both warp or fill direction is assigned points under the following criteria:
1 point – Defects ≤ 3″
2 points – Defects > 3″ ≤ 6″
3 points – Defects > 6″ ≤ 9″
4 points – Defects >