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    • We Pass SGS Audited Supplier

      We Pass SGS Audited Supplier Congratulation for successful completion of Audited
      Supplier by SGS! This auditing mainly assess our factory ISO management system
      and its operation, quality managemen...

    • Ceiling Function

      The function which gives the smallest integer , shown as the thick curve in the above plot. Schroeder
      (1991) calls the ceiling function symbols the "gallows" because of the
      similarity in appearance...

    • In the quarter-finals with Curtain walls of Brand

      In the face of China's economic development process of China's
      doors and windows, curtain wall industry has been developing a broad space. In
      such a good environment, we focus on energy-saving const...