China Side Gusset Bag Or Quad Seal Bag manufacturers and suppliers
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By A Mystery Man Writer
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4.5(68)
Product Description
Side gusset bag has three different heat seal method. It can be back sealed, side sealed and four sides sealed, just choose it according to your love. Four sides sealed method, each edge will be heat sealed equably so the best tightness. Compared with three side sealed bags, it has more both side