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By certification 
Several convenience of small white bag:
First, most plastic packaging bags of good chemical resistance, good acid, alkali resistance, all kinds of organic Rong agent, long-term placement, oxidation does not occur.
Second, molding is easy, the required molding energy consumption is lower than steel and other metal materials.
Third, low processing costs.
Fourth, the insulation performance of plastic packaging bags is excellent.
Fifth, the density of plastic packaging bag is small, and the strength is high.
Sixth, has a good transparency, easy coloring.
Seventh, with good strength, plastic packaging bags of the unit weight of high strength, impact resistance, easy to modify.
