| 2008, Jan. 10 | Updated information of exhibition in 2008 . |
| 2007, Apr. 6 | Updated English page |
| 2006, Dec. 15 | Updated Pay Grinding page |
| 2006, Nov. 25 | Added pages of New Product "Masscomizer" |
| 2006, Sep. 18 | Updated Measurement page in Pay Grinding. |
| 2006, Jul. 1 | Updated environment policy |
| 2006, Mar. 10 | Updated pages of ISO 9001 (quality management system standards) |
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