What's the name of the plastic bag of northeast corn bag?

The plastic bag of northeast corn bag is called vacuum bag. According to the relevant public information, corn packaging bag refers to the bag used to package various corn supplies, which makes the goods easy to transport and store in the production and circulation process and is widely used in daily life and industrial production. For better storage and transportation, the air in the plastic bag will be drained, so the plastic bag of northeast corn bag is called vacuum packaging bag.