THE RUIZHI JOURNAL
Ideas for your next collection.
Packaging knowledge, material insights and practical sourcing guidance — from our team to yours.
Page 4 of 6 · 35 articles
October 2, 2024
Cosmetic Tube Neck Finishes and Cap Compatibility: A Standardization Primer
Thread families, orifices, and torque maps so caps from different vendors do not surprise production.
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September 5, 2024
Dropper-Tip Cosmetic Tubes for Precision Skincare Dosing
Metered drops from soft tubes: consumer habits, viscosity windows, and air-bubble control.
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August 1, 2024
Roller-Ball Tubes for Deodorant and Eye-Care Packaging
Steel vs. plastic balls, cooling cues, and cleaning validation for roll-on formats.
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July 3, 2024
Sponge Applicator Tubes for Foundation and BB Cream
Hygiene, replacement cadence, and even application for hybrid makeup-skincare SKUs.
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June 7, 2024
Oval Cosmetic Tubes: Shelf Differentiation and Ergonomics
Why oval profiles help labels read on shelf and how they change side-wall stress during squeeze.
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May 2, 2024
Sustainable Cosmetic Packaging: EU PPWR and Beyond—What Exporters Should Track
Extended producer responsibility, recyclability dossiers, and labeling expectations for 2020s regulation waves.
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