| Date | Title, short description | |
|---|---|---|
| 03.04 06.04.2014 | Green - 2014 International Fair of Sustainable Technologies and Green Lifestyle | |
| 04.04 07.04.2013 | KOGRA - 2013 International Exhibition of Public Services, Municipal Facilities and Environment | |
| 28.03 01.04.2012 | KOGRA - 2012 International Exhibition of Public Services, Municipal Facilities and Environment |