we product steel pipe making machine,Shijiazhuang Great Wall Welded Pipe Equipment Co. Ltd is located in Shijiazhuang City, Hebei Province,Welded pipe mould,which is a famous base of pipe mill industry in China. We are a high and new technology enterprise specialized in design
Polyvinyl Chloride (PVC or Vinyl) is a high strength thermoplastic material widely used in applications, such as pipes, medical devices, wire and cable insulation...the list is endless. It is the world's third-most widely produced synthetic plastic polymer.