| 1980 ? | Founded Elytone Electronic Co., Ltd |
| 1989 ? | Established San Hsia Factory for expansion |
| 1993 ? | Added Lightion factory–mass production site in China |
| 1996 ? | Obtained ISO 9001 certification |
| 2000 ? | Obtained ISO 14001 certification |
| 2001 ? | Obtained QS 9000 certification |
| 2001 ? | Added new manufacturing site in Dapu, Taiwan |
| 2006 ? | Obtained TS 16949 certification |
| 2007 ? | Obtained OHSAS 18001 certification |
| 2010 ? | Implemented 6-Sigma |
| 2011 ? | Adopted LEAN manufacturing systems |
| 2016 ? | Obtained ISO 13485 certification |
| 2017 ? | Obtained ISO 9001:2015 & ISO 14001:2015 certification |
| 2018 ? | Obtained IATF 16949 certification |
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