龙旗1801 硬脂酸增塑剂橡塑硫化活性剂 PVC热稳定剂泽塑

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Hebeizawa plastic chemical technology ltd

Address:Hebei province, city of mangang, kaumu county, no. 6
Tel:13784326971

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13784326971

龙旗1801 硬脂酸 增塑剂橡塑 硫化活性剂 PVC热稳定剂 泽塑