Extrusion Line, Plastic Machinery, Single Screw Extruder manufacturer / supplier in China, offering 20-Year HDPE Black Jacket Pre-Insulated Polyurethane Foam Pipe Extrusion Production Line, Factory Supply Cold Applied HDPE Anti-Corrosion Tape Pipeline Line, Prefabricated Polyurethane Spraying Insulation HDPE Winding Protective Jacket Directly Buried Steel Pipe Automatic Equipment and so on.
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