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China Polyvinyl Chloride PVC Resin K67/K57 S700/S1000 Sg3/Sg5/Sg7/Sg8 for Manufacturing, Find Details and Price about PVC Resin Sg8 PVC Resin K57 from China Polyvinyl Chloride PVC Resin K67/K57 S700/S1000 Sg3/Sg5/Sg7/Sg8 for Manufacturing - Yantai Wenxu Industrial Co., Ltd.