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PVC K67-Xinfa, Zhongtai, Junzheng Tianye Erdos Brand PVC/Hot Sale High Quality Pipe Grade PVC Sg3 Sg5 Sg8

PVC K67-Xinfa, Zhongtai, Junzheng Tianye Erdos Brand PVC/Hot Sale High Quality Pipe Grade PVC Sg3 Sg5 Sg8
PVC is called poly-vinyl chloride, the main ingredients of PVC; it has the bright-colored, corrosion-resistant and...

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