・Establishment of head office factory in Fujimi-shi, Saitama Pref.
July 3, 2017)
・Changed product of [ Prpducts Information ].
(April 1, 2014)
・We obtained 「ISO9001:2008」 Quality Management System certification &
「ISO14001:2004」 Environmental Management System certification (revision).
(December 11, 2012)
  ・We obtained 「ISO9001:20004」 Quality Management System certification(revision).
(July 9, 2007)
・Revised logotype of SANKOL.
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