What are the advantages of plastic bag compared with paper bags?

What are the advantages of plastic bag compared with paper bags? Many shopping malls, stores will use the plastic bags used as shopping bags, so compared with paper bags, plastic bags what are the advantages? Plastic bags and paper bags has many advantages, such as: 1. Plastic material is waterproof; 2. Corrosion resistant ability of plastic is not easy to react with acid and alkali; 3. The lower manufacturing cost compared with paper bags of plastic bags; 4. Plastic bags can be repeated use; 5. Is lighter than paper bags, plastic bags to take up the volume is small, easy to store. Questions about the plastic bag 1 why plastic bags are cheaper? 1. First, because raw material is cheaper, the paper this kind of material is more expensive, general than plastic several thousand dollars per ton. And a plastic used in the plastic bag is much less than paper bag. 2. Because the production of plastic bags faster than paper bag piece, especially in the printing speed. 3. The demand is bigger, production of plastic bags, split the more fixed cost. Plastic bag printing: 2 plastic bag there are several kinds of style? Plastic bags are generally plus hand part of the plastic bag and plastic flat arm in arm bag drilled. They both bag is divided into a bottom side, a bottom side or bottom side, bottom side 4 kinds of style, is generally roots demand and cost models were selected. Plastic bags are usually made of PE material and PO produced by material of these two kinds of material production, PE bag with luster, feel softer, and PO materials with high hardness and low transparency. Custom plastic bag production line: ENDPE/PO/PP/PVC/CPE/PPE/OPP/EVA