PVC, PP, PE manufacturer / supplier in China, offering Pph Raffia Kf-T30h, Mfr 4.5, PVC Resin Powder Polyvinyl Chloride Beiyuan PVC SG-5 K67 PVC Resin Price, PVC Raw Material of PVC Resin K66-68 Wh-1000f K66 for Pipe and so on.
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