ZUNYU PACK / SUSTAINABILITY

Lightweight Bottle Design Without Losing the Brief

Set a baseline before comparing material use, function and delivery performance.

Packaging and industry reference
Concept illustration for explanation; not a production drawing or test record.
01 / Sustainability

Define the objective

State whether the goal concerns material use, handling, distribution or another priority. Establish a baseline for a comparable capacity and assembly. Define the reference and scope before quoting a percentage reduction.

02 / Sustainability

List the requirements that must remain

Keep filling, neck assembly, handling, display and distribution requirements visible while discussing alternatives. Lower weight should not be the only pass criterion. Compare the complete pack against the intended use and shipment arrangement.

03 / Sustainability

Evaluate candidates consistently

Evaluate candidates against consistent references and record dimensions, appearance, function and distribution findings. Include changes to shipping protection. Distinguish a measured change in material use from a wider environmental benefit that has not been assessed.

FOR YOUR NEXT PROJECT

Your Project Checklist

  • Set a like-for-like baseline
  • List required performance
  • Evaluate the complete packaging

Frequently Asked Question

Does lower bottle weight prove a lower carbon footprint?

A wider impact claim needs suitable evidence beyond bottle weight alone.

References and Editorial Note

The resources below provide technical background. The purchasing questions and checklists are compiled by 樽宇包装. Confirm project-specific decisions through drawings, technical evaluation and approved samples.

Sources checked: 19 October 2026

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