久久亚洲精品无码AV大香大香,伊人久久大香线蕉AV网禁呦,日韩成AV人片在线观看

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    1. News

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      Bags have the advantage

      Bags have advantages:

      1, can be designed to select the speed of the water-soluble, completely dissolved in water, non-toxic pollution;

      2, drawing strong, tension is good;

      3, can be added or self-adhesive plastic snap button plastic;

      4, oil resistance, solvent resistance, heat sealable, printable;

      5, low coefficient of permeability, good gas barrier properties;

      6, high transparency, good gloss
      ;
      7, can be degraded by water, air, sun and bio. Usually about a month, you can break down into harmless substances.

       

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      久久亚洲精品无码AV大香大香,伊人久久大香线蕉AV网禁呦,日韩成AV人片在线观看