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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...
Take rice vacuum packaging bag as an example: In order to prevent rice from being affected with moisture, it is generally used to put rice into vacuum bags...