Because the visual design effect of packaging bags is reflected with the flow and display of packaging bags themselves, and the sales effect of commodities will be affected by the visual effect of packaging bags to a certain extent. Therefo...

What quality standards should be met in the production of container bags Container bags are light in weight, but they have large capacity, so they are also called ton bags, which are mainly used in unit transportation. Large capacity, but l...

The kraft paper valve pocket is generally composed of three layers of kraft paper and plastic film with moisture-proof effect. Almost all of the outer layers are imported paper, yellow or white, and other colors of kraft paper such as carbo...