Shandong Zhongda Plastic Pipe Co.,Ltd is a large HDPE Polyethylene double wall corrugated pipe production enterprises. Over the years have been engaged in research, production of various plastics pipes and fittings, including HDPE double-wall corrugated pipe, steel strip HDPE polyethylene spiral corrugated pipe, PE pipe and fittings etc.. The company introduced the international advanced HDPE double wall corrugated pipe production line and PE feed production lines, strict implementation of national standards, passed the ISO9001:2008 quality system certification, products reach the advanced level in the same industry.