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          Cangzhou Spiral Steel Pipes Group Co.,Ltd.

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          City Spiral Pipe Group - Corporate Culture
          Release date:2016-11-01
          Issue a certificate
          To speak
          Experience in the game
          The journey
          After winning the excitement
          The game is also learning

          Double - sided submer
          Prefabricated polyure
          Cement mortar anti -
          API Spiral steel pipe
          l290 Spiral steel pip
          q345b Spiral steel pi
          L360 spiral steel pip
          Three cloth four oil