History

1943 OHMIYA KOGYO CO.,LTD was established
1947 Tokyo Central Office was opened
1953 Corporate symbol was introduced
1958 Corporate policy was established
1966 Capital increased to J.Yen 100 million
1979 Corporate Identity was introduced
1981 Capital increased to J.Yen 320 million
1984 Capital increased to J.Yen 480 million
1985 Coating process engineering & development center was established
1989 Capital increased to J.Yen 857 million
1992 Company name was changed to O-WELL CORPORATION
2001 ISO14001 was certified
2005 Rebuilt Tokyo Central Office
2006 ISO9000 was certified
Ho Chi Minh Representative Office was established
2007 KOREA Suwon Representative Office was established
2008 O-WELL(DALIAN)CORPORATION was established
2009 Shanghai Representative Office was established
2010 Shenzhen Representative Office was established
2011 O-WELL KOREA CORPORATION was established
2012 PT. O WELL INDONESIA was established
2013 O-WELL GERMANY GmbH was established
O-WELL(SHANGHAI)CORPORATION was established
2014 O-WELL (THAILAND) COMPANY LIMITED was established.
O-WELL VIETNAM COMPANY LIMITED was established.
2016 SUNMARUKO CO.,LTD. was established
2017 O-WELL Mexico Coatings & Electronics S.A. de C.V. was established
2018 OLEX CORPORATION and SUNMARUKO CO.,LTD. merged.
Company name changed to SUNMARUKO CO.,LTD.,
Its head office is at Sagamihara-shi, Kanagawa.
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