| Date | Description |
|---|---|
| 2021-04-22 | insert address 1432 Main Street, Suite 240 Waltham, MA 02451 USA |
| 2018-12-09 | delete phone +49 (0)3941 5843 13 |
| 2018-12-09 | delete phone +86 021-61968267 |
| 2018-12-09 | insert phone +1 (781) 209-6900 |
| 2017-03-06 | delete email ap@nanostone.com |
| 2017-03-06 | delete phone (562) 661-4996 |
| 2017-03-06 | insert address 303 Wyman Street, Suite 300 Waltham, MA 02451 United States |
| 2017-03-06 | insert address 5E Crystal Century Tower 567 Weihai Road, Jingan District Shanghai 200040 China |