| Date | Title, short description | |
|---|---|---|
| 07.09 09.09.2013 | China International Optics Fair (CIOF) - 2013  (Beijing) 26th China International Optics Fair | |
| 26.02 28.02.2013 | China (Shanghai) International Optics Fair (SIOF) - 2013  (Shanghai) International Optics Exhibition |