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Quality & Compliance

Quality You Can Verify

Every claim on this site is backed by a documented process, a named responsibility, and physical evidence — not a marketing promise.

Four-Stage Quality Control

Each production order passes through four documented checkpoints before shipment release.

1

Incoming

Raw material verification

2

In-Process

Production line controls

3

Pre-Shipment

Final AQL inspection

4

Corrective

Non-conformance protocol

1 Incoming Material Inspection

Raw materials are checked against purchase specifications before entering production. Non-conforming materials are quarantined and returned to suppliers.

PP Non-Woven Fabric Weight

Measured GSM against spec (tolerance ±5%). Three-point sampling per roll.

GSM cutter + precision scale

Fabric Tensile Strength

Strip tensile test per roll batch. Minimum threshold per material grade.

Tensile testing machine

Color & Appearance

Visual inspection against approved color swatch. Check for contamination, holes, uneven coating.

Visual + light box

Ink & Lamination Film

Verify brand, batch number, viscosity and adhesion properties match production requirements.

Supplier COA cross-check
2 In-Process Control

Production operators and QC staff perform checks at defined intervals during each manufacturing step. Deviations trigger line stoppage.

Cutting Accuracy

Dimensional check every 50 pieces. Width and height within ±3mm of spec sheet.

Steel ruler + template gauge

Printing Registration

Alignment, color density and position verified against approved artwork proof.

Visual against proof + densitometer

Stitching & Handle Attachment

Seam width, stitch density and handle pull strength per machine setup.

Pull test (handle) + visual (seam)

Lamination Adhesion

Peel test on coated products. No delamination under standard use force.

Manual peel + cross-hatch test
3 Pre-Shipment Inspection

Final inspection follows AQL sampling methodology. Shipment release requires sign-off from QC manager.

AQL Sampling

Random sampling per ISO 2859-1 (AQL 2.5 for major defects, 4.0 for minor). Lot rejected if sample exceeds accept number.

AQL Level II sampling plan

Dimensional Verification

Final bag dimensions, gusset depth, handle length measured against order specification.

Measuring tape + spec sheet comparison

Print & Branding Accuracy

Artwork position, color match (Pantone reference where applicable), text legibility, logo proportion.

Visual + Pantone fan deck

Packing Compliance

Correct quantity per carton, packing method, carton marking, shipping label accuracy.

Count + label cross-reference
4 Corrective Action Protocol

When non-conformance is identified at any stage, a structured response prevents recurrence and protects order quality.

Immediate Containment

Non-conforming product is isolated, marked and quarantined. Production may be paused pending investigation.

Quarantine tag + stop-line authority

Root Cause Analysis

QC team identifies whether cause is material, machine, method or operator related. Documented before the line restarts.

5-Why analysis + inspection records

Corrective & Preventive Action

Specific fix implemented and verified effective. Process parameter or supplier spec updated if systemic.

CAPA form + verification sample

Certifications & Verification

We only display certifications with confirmed scope, issuer and validity. Expired or unverified certifications are not shown.

Transparency note: Rather than listing certifications we cannot substantiate, we show only what is currently verified. If you require specific compliance documentation (FDA, LFGB, EN 13432, etc.) for your project, we can arrange third-party testing through accredited laboratories on a per-order basis.

SGS Facility Verification

IssuerSGS Group
ScopeManufacturing facility & capability
Verification typeOn-site assessment
CoverageProduction capacity, equipment, QC processes
StatusVerified

Additional certifications available on request: material-specific test reports, product compliance certificates, and supply chain documentation can be arranged for qualified orders.

Materials & Claims Library

What we say, what it means, and what we do not claim. This library governs all product descriptions on this site.

Verified “Reusable non-woven polypropylene” Material is PP spunbond, physically reusable multiple times based on GSM and construction.
Verified “Recyclable material (Type 5 PP)” Polypropylene is Type 5 recyclable where municipal recycling infrastructure accepts it.
Verified “Custom printed with water-based / solvent ink” Ink type specified per order; stated accurately per production method used.
Restricted “Eco-friendly” — only with qualifier Acceptable only as “eco-friendly alternative to single-use plastic bags” with context. Never as standalone claim.
Restricted “Sustainable” — requires evidence Only when paired with specific mechanism (e.g., “supports reuse programs” with program detail).
Prohibited “100% quality guaranteed” Unqualified guarantees are never used. We describe specific QC processes and accept criteria instead.
Prohibited “Biodegradable” (without certification) Standard PP non-woven is not biodegradable. Only stated when specific certified biodegradable material is used.
Prohibited “Zero defect” / “defect-free” No manufacturing process achieves zero defects. We commit to AQL standards and documented corrective action.

Testing & Inspection Capabilities

In-house equipment for routine production QC. Specialized or regulatory testing arranged through accredited third-party labs on request.

GSM / Fabric Weight

Circular GSM cutter with precision balance. Verifies fabric weight per sq. meter against spec.

In-house • Every roll

Tensile Strength

Fabric strip tensile tester measures breaking force in both MD and CD directions.

In-house • Per batch

Handle Pull Test

Simulates carrying load on handle attachment point. Tests both stitched and heat-sealed handles.

In-house • Per style setup

Color Fastness (Rub)

Dry and wet rub testing for printed surfaces. Arranged via third-party lab when required by buyer spec.

Third-party • On request

Load Capacity

Filled bag suspension test at specified weight for defined duration. Pass/fail per product spec.

In-house • Per design

Regulatory Compliance

FDA (food contact), LFGB, EN 13432, REACH — arranged through accredited labs for qualified orders.

Third-party • Per order requirement

Quality FAQ

Can I arrange my own third-party inspection?

Yes. We welcome buyer-nominated inspectors at any production stage. Provide your inspector details and preferred timing, and we coordinate factory access.

What AQL standard do you follow?

We follow ISO 2859-1 General Inspection Level II as default. AQL levels can be adjusted per buyer requirement — common settings are 2.5 for major defects and 4.0 for minor.

What happens if a shipment fails inspection?

Failed lots are quarantined. We conduct root cause analysis, implement corrective action, reproduce the affected quantity, and re-inspect before release. Buyer is notified with timeline impact.

Do you provide QC photos and reports?

Yes. Standard orders include production photos at key stages and a pre-shipment inspection summary. Full inspection reports with data sheets are available on request.

Can you meet specific food-safety or regulatory requirements?

We can produce bags with food-contact-safe materials and arrange third-party testing (FDA, LFGB, etc.) through accredited labs. Lead time and cost depend on the specific standard required.

Are your bags biodegradable or compostable?

Standard PP non-woven is not biodegradable. If your project requires certified compostable material, we can source and produce with verified alternatives — certification and testing would be included in the project scope.

Request Quality Documentation

Need test reports, inspection records, or compliance certificates for your project? Tell us what you need.

Contact Our Team

Custom Bag Quality-Control Plan

Quality control starts with an unambiguous specification and approved sample. Inspection points should reflect the actual material, construction, artwork, load and packing rather than applying the same checklist to every bag.

1. Material identity

Confirm material type, target weight or thickness, colour and agreed supporting documentation.

2. Finished dimensions

Measure width, height, gussets, handles and closures using the agreed convention and tolerance.

3. Artwork and colour

Check files, placement, registration, print coverage, colour reference, legibility and barcode scanning.

4. Construction

Inspect seams or welds, binding, gusset corners, base, handle attachment, reinforcement and loose threads.

5. Functional performance

Fit intended products and perform agreed load, closure, zipper, seal, puncture or carrying checks.

6. Packing and quantity

Verify labels, individual packing, bundle count, assortment, carton strength, marks and order quantity.

Quality-Control Questions

Which quality details should be written into a custom bag specification?
Record material and weight, colour reference, finished dimensions and tolerances, seams, handles, reinforcement, artwork, functional tests, quantity and packing.
Why is an approved sample important?
A production-equivalent approved sample gives the buyer and production team a physical reference for material, construction, dimensions, colour, artwork and finishing.
Does fabric GSM alone determine bag strength?
No. Finished performance also depends on dimensions, seam or weld construction, handles, attachment, reinforcement, gussets and the intended load.
What should a pre-shipment inspection cover?
The agreed inspection plan can cover quantity, workmanship, dimensions, materials, printing, functional checks, labels, individual packing and export cartons.

See the complete manufacturing workflow or define an inspection-ready sourcing brief.

Compare materials, construction methods and printing options for your next custom packaging project.

Buyer Specification Guides