E. Mammadov arranged the donation of several edged arms to the metal objects collection of the Azerbaijan National Carpet Museum. Official ceremony was carried out on 24th of June 2021 in presence of the ministry of culture representatives, ambassador of Pakistan to Azerbaijan, members of public and known political figures. Ceremony was also attended by Prof. Telman Ibrahimov, Rizvan Huseynov, the head of Russian House in Azerbaijan as well as the Mammadov family members in Baku. All objects were included in the permanent collection.