| Jun. 1988 | Established JSR Microtech Inc. in Tokyo laboratory JSR Corporation |
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| Jun. 1989 | Established a branch office at Iruma city, Saitama |
| Apr. 1994 | Newly established main office and factory at Hidaka city, Saitama |
| Oct. 1999 | Transferred Jig Business for semiconductor test from JSR Corporation |
| Apr. 2002 | Acquired ISO9001 |
| Jun. 2004 | Acquired ISO14001 |
| Apr. 2005 | Started contracted manufacture of WLT-PCR |
| Aug. 2008 | Transferred WLT Business for semiconductor test from JSR Corporation |
| Apr. 2014 | Corporate name changed to JMT Inc. on April 1st. |
| Jun. 2018 | JMT reached the 30th anniversary. |
| Sep. 2019 | Newly started as a subsidiary of TFE Inc. on September 1st . |