Our factory specializes in pre-stressed plastic corrugated pipe production line, pre-stressed plastic corrugated pipe production line is the best Sen Plastic Machinery Factory, Qingdao, research and development of new projects, mainly for highway overpass ... a full set of production lines by the extruder, extrusion die, molding machine, cooling unit, auxiliary traction machine, sawing machine, reverse the units formed. prestressed concrete applications of plastic corrugated pipes are mainly ... 
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 Prestressed plastic corrugated pipe production line 
 Contact: Shiming Mei 13964225913