Thanks to its main depot in the Ankara Logistics Center, the depot of its Istanbul branch and the central depot in Munich in Europe, Tetnak is providing local and international services like storage, issuance of custom documents, handling, bar coding, stock management, inventory control, address deliveries and distribution.  Tetnak established supply chain management in the developing logistics sector as basic philosophy of the company.  As a result it considers the whole process from a to z as a whole and is assertive about changing this process to take pleasure in doing so.