Termosan Çelik is the first and only stainless steel vacuum flasks factory of Turkey, Middle East and Europe, the foundations of which were laid by YILMAZKA GROUP and Zekeriya Sonuc in 2013 and started production in 2015. It continues its activities in the 2nd Organized Industrial Zone of Sanliurfa, located in the Southeastern Anatolia Region of Turkey, in a production area of 42.000 square meters, with a closed area of 16.000 square meters.
