Company History
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Since 1976
  • 2013
  • Slim Automatic Door with built-in aluminum cover was developed as part of export strategy.
    The height of this product’s mechanical box is 100mm.
  • 2012
  • innobiz
    Became Inno-Biz, Main-Biz certified company in acknowledgement for its technology innovation
    and management innovation as a SME.
  • 2011
  • A department dedicated to research and development was established for a development
    system that is more systematic and focused.
  • 2007
  • Headquarter and the plant are transferred to Gimpo as an expansion. 2 plant blocks are used
    independently, offering a more lenient production environment.
  • 2005
  • Commences export to Vietnam.
  • 2004
  • Folding automatic door (foldable) was developed.
  • 2003
  • An enclosed type without lever in the automatic swing door that operates based on direct lot is
  • 2002
  • Company name is changed to Sinil Automatic Door.
  • 2000
  • Succeeds in developing swing automatic door (Surface mount type). The development began in
    1997 and a test product is launched after 3 years. The model name S-2000 is derived from the
    year of launch.
  • 1996
  • Reinforced door aluminum H-Bar is developed and a patent application is submitted.
  • 1993
  • Dual sliding automatic door is developed.
  • 1992
  • Circle automatic door is developed.
  • 1990
  • A patent for automatic door that is installed using bracket assembly method instead of welding
    method is applied for patent. Today, almost all the domestic automatic door companies use this
  • 1988
  • Korea’s MICOM sliding automatic door is developed.
  • 1987
  • With the import of Japanese National automatic doors, technical partnership and sole distributorship
    agreement were signed.
  • 1976
  • Sinil Industry is established.