| 2020.02 | DS Co., Ltd. Factory |
| 2019.09 | JS Co., Ltd. Factory |
| 2016.01 | ROHM Co., Ltd. |
| 2011.09 | Texas Instruments Japan Ltd. |
| 2011.08 | Tower Jazz Japan Co., Ltd. |
| 2011.06 | PIONEER Micro Technology Co., Ltd. |
| 2010.02 | CABOT Japan & America AMAT CMP |
| 2010.01 | Sanyo Semiconductor Manufacturing Co., Ltd. |
| 2009.12 | NTT-AT optical splitter (Power splitter) supply |
| 2007.11 | Changed company name to LNS Co., Ltd. |
| 2007.09 | ELPIDA semiconductor device relocation |
| 2005.12 | Registered as a business partner with LG Electronics |
| 2004.03 | Partnership with SAMSUNG Electronics |
| 2003.07 | Established Korean branch office |
| 2002.12 | Registered as an agency of Honda Tsushin Kogyo Co., Ltd. |
| 2001.08 | Established L & S Co., Ltd. |
