The Ministry of Defense is a state institution in Bulgaria that implements the government policy in the military field and the political leadership of the Bulgarian army. It was among the first 6 Bulgarian ministries established on July 5, 1879.

The canteen of the Commandant’s Office at the Ministry of Defense is organized with a system from Eltrade, managed by Detelina software. The hardware part of the system includes cash registers, fiscal printers Epson TM-T81F DV, POS terminals and barcode scanners. The 3 curfew’s bars also transmit data to the system. In addition to the canteen system, the commandant also uses internal query software developed by Eltrade.