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PVC container seal/bulk curing barn seal/tobacco curing houses seal/car barn seal/software and hardware of the compound seal PVC container sealSoft and hard seal container/container seal/bulk-curing barn seal/tabacco curing houses seal/car container seal/truck container seal/PVC extrusion seal/PVC profile/PVC molding1.The product is a modified high resilient PVC plastic after mixing, granulation, ...