The cooperation began already in the design phase, where we were able to have an opinion in product design and pre-installation issues. This kind of collaboration is best because at the very beginning we can create the solutions that are expected of the end customer. Energy efficiency, warranty period and desired appearance. Tapa is a developing region, as global NATO defense cooperation is also focused on at our country level. As a result, the region is also developing. It is good that we can be part of that regional development.