| Company History | |
| May 1994 | Fuzhou Sanhe Precision Shaft Co., Ltd. began to build factories |
| December 1994 | The factory officially started production |
| May 2003 | After the company increased its capital, the registered capital reached 558.84 million yen |
| November 2003 | Expansion of the factory and moving into a new plant |
| February 2005 | Passed ISO14001: 1996 and ISO9001: 2000 certification |
| October 2005 | Upgrade through ISO14001: 2004 certification |
| August 2006 | Passed ISO / TS16949: 2002 certification |
| October 2008 | Merged Dongguan Changan Sanhe Hardware Factory |
| August 2009 | Upgraded through ISO9001: 2008 certification |
| August 2010 | Upgraded through ISO / TS16949: 2009 certification |
| July 2018 | Upgraded through ISO14001: 2015, ISO9001: 2015 and IATF16949: 2016 certification |