| Date | Title, short description | |
|---|---|---|
| 
05.04 08.04.2013  | 
Bio & Construction Saine (Bio & Co) - 2013 Environmental Exhibition  | 
|
| 
30.03 02.04.2012  | 
Bio & Construction Saine (Bio & Co) - 2012 Environmental Exhibition  | 
|
| 
01.04 04.04.2011  | 
Bio & Construction saine - 2011 Environmental Exhibition  |