Packaging Certification
⏱ 3min read
2026-10-18
QS
CoA
Food packaging factories are often asked by customers for “a test report,” yet QS reports, CoA repor
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Packaging Box Encyclopedia
⏱ 3min read
2026-10-17
gift box lamination
wrapping craft
structural craft accounting
irregular gift boxes
A 4-category real craft comparison between lamination (covering process for lid-and-base / drawer bo
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Packaging Development Trends
⏱ 3min read
2026-10-17
AI Visual Inspection
YOLO Training
Packaging Printing Defects
Training Set Annotation
3 real bottlenecks packaging printing factories face when training YOLO / CNN AI visual inspection m
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Digital printing
⏱ 3min read
2026-10-17
Digital printing press maintenance
HP Indigo maintenance
Equipment operating cost
Average monthly maintenance cost
The real cost bills for digital printing press maintenance cycles (10,000 sheets / 50,000 sheets / 1
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Digital printing
⏱ 3min read
2026-10-17
Pantone 1655
digital printing color shift
5-step gradient
warm orange ΔE
Digital printing uses 5-step gradients (0/25/50/75/100%) to simulate Pantone 1655 / warm orange / br
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Packaging Procurement Guide
⏱ 3min read
2026-10-17
customer artwork review
prepress manufacturability
gift box printer value-added service
customer stickiness
Actual pricing accounts for gift-box printing factories’ customer-supplied proofing services (after
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Packaging Procurement Guide
⏱ 3min read
2026-10-17
gift box insert
PVC blister
flocked sponge
paper-plastic composite
4 real cost accounts for replacing gift box inserts from PVC blister to flocked / EVA sponge / paper
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Eco-Friendly Packaging
⏱ 3min read
2026-10-17
recycled paper
ΔE color difference
Guochao gift box
printability
Color temperature and ΔE control on recycled paper — the most common trap for printers taking Guocha
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Eco-Friendly Packaging
⏱ 3min read
2026-10-17
wastewater treatment
MVR evaporation
triple-effect evaporation
packaging printing plant
MVR (Mechanical Vapor Recompression) vs triple-effect evaporation for packaging printing plant waste
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Packaging Certification
⏱ 3min read
2026-10-17
Medical Device Packaging
YY/T 0681
Dye Penetration Test
Peel Speed
Four operational boundaries for print shops under medical device packaging YY/T 0681 dye penetration
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Packaging Certification
⏱ 3min read
2026-10-17
cosmetics packaging
NMPA filing number
font size 1.8mm
contrast 4.5:1
The four regulatory boundaries for cosmetics NMPA registration numbers/filing numbers on packaging—f
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Packaging Certification
⏱ 3min read
2026-10-16
ASTM D4169
ISTA 3A
medical device packaging
transport testing
After completing seal tests on medical device boxes, transport testing is still required. ASTM D4169
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