How To Test The Samples From Packaging Bags Suppliers

Apr 07, 2026

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Before placing an order, we usually purchase or request free samples to test and verify the quality of the packaging bags. Today, I'd like to share how to evaluate samples from different suppliers and choose the most suitable product for your needs.

 

Sample Inspection Points for Plastic Packaging Bags:


1. Bag basic inspection: Smell for strong odors.Verify material, capacity and thickness to ensure it can hold your product.Put ur prducts in it to check if the bags make sure the volumn is enough.

 

2. Zipper: Check sealing effect to prevent leakage or external contamination.Test if the zipper is easy to open/close and reusable multiple times.Put products inside to confirm nothing spills out after closing.

 

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3. Sealing edge inspection: Check if the sealing edge is even and intact.Tear it to make sure the edage is leakagable.

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4. Printing quality inspection: Check logo, font and pattern for clarity. Confirm color saturation is satisfactory.

 

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Asuwant Plastic Packaging Co., Ltd. is a professional packaging bags and paper boxes manufacturer. ASUWANT main products are Food packaging bags, Child-resistant bags, Mylar bags, Coffee bags, Kraft paper bags, Pet food bags, different kinds of packaging bags and paper boxes , glass bottles.

 

ASUWANT products are mainly exported to United states,Canada, France, Italy, Japan ,Australia,Middle East and 20 other countries and regions.We are QS.SO9001 BRC SEDEX .FSC GRS certificated. Contact us>>>

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