Knowledge
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02
Oct, 2022
How to effectively prevent the aging of packaging bags?
1. In the natural environment, that is, in the case of direct sunlight, the strength of the plastic packaging bag will decrease by about 25% after one week, and about 40% after two
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01
Oct, 2022
How should special-shaped packaging bags be designed?
Special-shaped packaging bags are special-shaped packaging bags. Make molds for the shape of packaging bags according to customer requirements, and then die-cut them into various s