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🔍 Factory Sourcing
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🛡️ Factory Audit / QC

Sourcing Request Submitted!

Our agents are contacting verified factories in Shenzhen. We will be in touch within 24 hours.

🛡️ ISO 2859-1 & AQL 2.5 Certified Quality Control

On-Site China Quality Control & Factory Audits

Protect your brand reputation and prevent defective merchandise before cargo departs China. Our certified inspectors perform rigorous pre-production, during-production, and pre-shipment AQL audits across all major manufacturing provinces.

Comprehensive Quality Assurance Services

Inspect raw materials, monitor assembly lines, and verify finished goods against strict international defect standards.

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Factory Audit (FA)

Comprehensive background evaluation of business licenses, operational machinery, production capacity, ISO certifications, and worker safety conditions before placing orders.

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During Production Check (DUPRO)

Inspects products when 15% to 50% of your order is completed. Identifies early assembly line flaws, color discrepancies, and material deviations to prevent bulk delays.

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Pre-Shipment Inspection (PSI)

Performed when 100% of production is complete and at least 80% is packed into export cartons. Statistical sampling under AQL 2.5 standards to approve final shipment.

Physical & Visual Audit Scope

  • Workmanship & Finish: Surface scratches, burrs, seam strength, and assembly tolerances.
  • Dimension & Weight Checks: Unit dimensions, net weight, gross carton weight, and volumetric specs.
  • Barcode & Labeling Verification: FNSKU barcode readability, UPC scan testing, country of origin marks, and warning labels.
  • Carton Drop Testing: ISTA 1A standard carton drop checks to verify outer packaging durability for transit.

Functionality & Lab Safety Scope

  • Electrical & Battery Testing: Voltage stability, high-voltage insulation tests, USB port checks, and temperature thresholds.
  • Function & Performance Testing: Real-use cycle tests, button responsiveness, screen resolution, and mechanism stress.
  • Waterproof & Material Checks: IP rating seal tests, material composition, and coating adhesion checks.
  • Detailed 80+ Point Report: High-resolution photos, video clips, and clear Pass/Fail recommendations within 24 hours.

Need an On-Site Inspection in Guangdong or Zhejiang?

Our inspectors can reach factories across Shenzhen, Dongguan, Guangzhou, Ningbo, and Yiwu within 24–48 hours notice.