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The types of bags include square bottom open pockets, square bottom valve pockets, sewn bottom open pockets, plastic woven bags, film covered light bags, et...
First, look at the appearance The appearance of qualified food packaging bags shall be free of bubble, perforation and other defects. And the deviation of ...
1. Most food packaging bags contain various patterns and characters, which are completed by heat transfer printing process. At present, most processes are c...
According to the source of raw materials, biodegradable plastics can be divided into two categories: bio based biodegradable plastics and petrochemical base...
The thickness of vacuum packaging bags is different. Generally speaking, the vacuum packaging bag for light products needs a thinner thickness. Take the vac...
The food packaging bag belongs to a kind of outer packaging design. This kind of bag is often used in our daily life. In order to preserve food more conveni...