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Novel packaging bag
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Novel heat-seal easy-to-tear type blister packaging material
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Novel exhaust wrapping bag
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A kind of exhaust and dust-proof plastics package valve bag
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A kind of FFS packaging bag with novel exhaust function
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A kind of exhaust and moisture-proof FFS packaging bags
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A kind of exhaust and moisture-proof plastics package valve bag
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A kind of moisture-proof and ventilative plastics package valve bag
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A kind of moisture-proof and ventilative FFS packaging bags
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A kind of moisture-proof and exhaust new structure
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A kind of high exhaust and moisture-proof new structure
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The new type of valve pocket that a kind of inner bag easily takes out
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A kind of novel combined package bag easy to open
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The paper bag structure that a kind of bottom can quickly open
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A kind of new seam bottom packaging bag
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The package construction that a kind of valve port is easily opened
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A kind of shaped device for PE mould lines
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A kind of new nano-powder packaging bag
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Stepped valve port bag
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PE (poly ethylene) film online tension control device
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