Supplier Guide
Corrugated Packaging Supplier Checklist
A practical checklist for evaluating corrugated packaging and carton suppliers from China.
Quick Answer
A corrugated packaging supplier checklist should cover board production or sourcing, printing capability, die-cutting, quality testing, adhesive consistency, export documentation, and after-sales support before buyers place bulk orders.
Production Capability
In-house corrugating line or outsourced board supply.
Printing machines: flexo, offset, or digital.
Die-cutting and gluing equipment.
Maximum board size and carton dimensions.
Quality Control
ECT, burst, or thickness testing process.
Incoming paper and adhesive inspection.
Sample retention and batch traceability.
Defect rate tracking for delamination or weak joints.
Export Readiness
FSC or recycled content documentation if required.
Fumigation-free pallet and container loading experience.
Clear Incoterms, lead time, and MOQ policy.
English communication and specification understanding.
Red Flags
Cannot explain board grade differences.
No sample policy.
Unwilling to share factory photos or test data.
Price quote without specification sheet.
PackTrades Recommendation
Use PackTrades to compare supplier profiles, product categories, and knowledge resources before sending RFQs to 3-5 qualified corrugated suppliers.