Erdemir ,has given Mainframe System Management business, which has been continuing for 4 years since 2016, to VBT Software Inc. Within the scope of the contract, VBT will manage all Mainframe systems of Erdemir 24 hours a day, 7 days a week, establish the necessary installations, monitor the systems, process their maintenance, take data backups, provide disaster center management, and manage automation of systems and batch work mechanisms. It will also serve system operation and software support. It will also be under the responsibility of VBT to establish the products of IBM and CA companies, to process their patches, to manage the storage systems. These systems supported by VBT are systems in which Erdemir's most critical systems are operated and the CICS and IMS subsystems are running and the annual rate of continuous online stay must be 99.99%. The contract will last until February 2023.