N/a manufacturer / supplier in China, offering ID Range 200-600 Sn4-Sn8 Ring Stiffness Range Vertical Large Diameter PE PP PVC600 Double Wall Corrugated Pipe Extrusion Line, Horizontal HDPE, PP, PVC Large Diameter Double-Wall Corrugated Pipe Production Line, PC Hollow Sheet Extrusion Line U-Shaped/U Locked Sheet Extrusion Line and so on.
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