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  • Clean water begines with SEJIN Sejin SMC pledges to put forth the best efforts in R&D towards
    the highest quality level in the global market.
  • Clean water begines with SEJIN Sejin SMC pledges to put forth the best efforts in R&D towards
    the highest quality level in the global market.
  • SEJIN Water Tank to save
    Sungnyemun Gate     In 2008, SEJIN SMC was selected to save No.1 National Treasure Sungnyemun Gate from fire
  • Leaps forward to
    construstion material business     SEJIN is growing as a leading construction material business
    by constantly researching and developing construction material.