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ISO and Export Compliance

Certified structural packaging manufacturing standards

Every production run adheres strictly to certified dimensional tolerances, material integrity testing, and cross-border customs clearance managed from our Sheung Wan corporate office.

100%

ISTA transit compliance

ISO 9001

Certified production

0.02mm

Dimensional tolerance

Testing Standards

Rigorous physical and environmental thresholds

Standardized laboratory verification ensures commercial shipments withstand international freight stress.

ISTA Drop Testing

Cobb Absorption

Mullen Burst Index

Simulated shock impacts across multiple drop orientations to verify corrugated carton structural resilience.

Water absorption testing to measure surface moisture resistance under high humidity transport conditions.

Hydrostatic pressure evaluation confirming linerboard stacking strength and puncture resistance limits.

Quality Metrics

Batch consistency and defect thresholds

99.8%

Batch consistency rate

< 0.1%

Defect tolerance limit

100%

Traceable chain of custody

Dispatch Sequence

Three-point physical inspection protocol

01
02
03

Caliper and GSM Audit

Optical Die-Cut Check

Palletization Sign-Off

Raw material thickness and grammage verification conducted upon mill delivery.

Automated scanning of structural creasing and fold tolerances before assembly.

Final export packaging check and customs documentation seal prior to container dispatch.

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Obtain formal factory compliance dossiers

Access complete testing certificates and material safety datasheets for your audit requirements.