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What is a ziplock bag?
The self-sealing bag is a kind of bag that can be automatically sealed by pressing. Commonly, there are compact bags, keel bags, zipper bags, and the like.
Ziplock bag (also known as compact bag, bone bag, sealed bag, zipper bag, keel bag, English: Ziplock bags, Reclosable Bag, Sealing bag, Zipper Closure Bag, Bone bag), with polyethylene (LDPE) and high-voltage line type Polyethylene (LLDPE) is a plastic bag that can be repeatedly sealed by blown film forming and hot cutting mechanism bags. Common materials are PE\PO\EVA, multi-layer composite zipper bags, etc...
