Best Pre-Shipment Inspection Companies: How to Compare Providers

Pre-shipment inspection companies check your goods at the factory before they ship, so you find defects while they are still the supplier’s problem instead of your customer’s complaint. The main providers fall into three groups: global TIC giants (SGS, Bureau Veritas, Intertek, TÜV), Asia-based specialists built for e-commerce importers (QIMA, V-Trust, AQI Service, Testcoo, TradeAider), and sourcing agencies that bundle inspection with purchasing. For most small and mid-size importers, an Asia-based specialist at roughly $200–$350 per man-day offers the best balance of speed, English reporting, and cost.

What a Pre-Shipment Inspection Covers

A standard PSI follows the ISO 2859-1 (ANSI/ASQ Z1.4) AQL sampling standard — the same method used by major retailers worldwide. An inspector visits the factory when at least 80% of the order is produced and packed, pulls a random sample sized by your AQL level (typically 2.5 for major defects), and checks workmanship, function, quantity, packaging, labeling, and shipping marks against your specifications. You receive a photo-documented report within 24 hours, and the shipment ships only after you approve it.

Key Players in Pre-Shipment Inspections

Provider	Type	Best for	Indicative pricing*
SGS	Global TIC giant	Regulated goods, government-mandated PSI/PVoC programs	Premium; quoted per project
Bureau Veritas / Intertek / TÜV	Global TIC giants	Compliance-heavy categories needing lab testing alongside PSI	Premium; quoted per project
QIMA	Asia specialist	E-commerce importers wanting fast booking and 48h inspector deployment	~$300/man-day ballpark
V-Trust	Asia specialist	Importers wanting full-time (never freelance) inspectors across Asia	Mid-range
AQI Service	Asia specialist	Flexible combos of PSI, DUPRO, defect sorting, loading supervision	Mid-range
TradeAider	Asia specialist	Amazon FBA sellers; real-time report tracking, SPN partnership	From ~$199/man-day
Sourcing agency bundled QC	Agency model	Buyers who want one partner for sourcing + inspection + freight	Bundled or per-visit

*Pricing signals are indicative ranges from providers’ public materials as of 2026 — request current quotes before budgeting.

Selection Criteria for Choosing a PSI Provider

• Inspector employment model: full-time staff inspectors (V-Trust model) are easier to hold accountable than freelance pools.
• Sampling standard: insist on ISO 2859-1/AQL sampling in writing, not a vague “quality check.”
• Report speed and evidence: same-day or next-day reports with dated photos of actual sampled units.
• Coverage where you produce: an inspector who must fly to your factory adds cost and delays — confirm local presence in your supplier’s province.
• Category experience: textile, electronics, and furniture inspections each need different checklists and tools.
• Independence: the inspector must have no commercial tie to the factory; beware suppliers “arranging” free inspection.

When to Inspect More Than Once

A single PSI catches problems only after production is finished, when rework means delay. For larger or higher-risk orders, add a during-production inspection (DUPRO) at 20–50% completion so defects surface while they are still cheap to fix, and consider container loading supervision to confirm the approved cartons are what actually ship. First orders from an unverified supplier justify the full sequence; repeat orders from a proven factory can drop back to PSI only.

Frequently Asked Questions

What does a pre-shipment inspection cost in China?

Most third-party providers charge per inspector-day. Asia-based specialists typically run $200–$350 per man-day including travel and the photo report; global firms like SGS quote per project and usually cost more. One man-day covers a standard one-day visit for up to about 200–300 units of sampled checking — larger orders need more days or more inspectors.

Which pre-shipment inspection company is best for small importers?

For orders under a container, Asia-based specialists (QIMA, V-Trust, AQI Service, TradeAider) fit best: fixed per-day pricing, English reports in 24 hours, and no minimum contract. Global TIC firms make sense when your product needs accredited lab certificates or faces mandatory government inspection programs on arrival.

What AQL level should I use for pre-shipment inspection?

Consumer goods commonly use AQL 2.5 for major defects, 4.0 for minor defects, and 0 for critical defects (anything dangerous or non-compliant). Tighten to AQL 1.0–1.5 for high-value or safety-related products. The AQL number is the maximum defect rate you will accept in the random sample — lower numbers mean stricter acceptance.

Is pre-shipment inspection mandatory for imports from China?

China does not require PSI on most exports, but the destination can: several Middle Eastern and African markets operate pre-export verification or conformity programs that effectively require it. Even when optional, skipping PSI shifts all defect risk to you after the goods are paid for and shipped.

Can my supplier arrange the inspection instead?

No — never let the factory choose or pay the inspector. An inspection arranged by the party being inspected loses its independence, and passing results become marketing rather than evidence. Book directly with the inspection provider yourself, or through your sourcing agent if they hold no ownership stake in the factory.

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Need an inspection in China?

Comparison is useful when you are choosing a provider. If you need a China-side visit against your own product requirements, see our pre-shipment inspection services in China or request an inspection.