This book addresses issues of networks and systems related to the use of information technologies in economics and management of various sectors. The IV International Scientific and Practical Conference "Digital and Information Technologies in Economics and Management" (DITEM2024) was held on November 20-22, 2024. A distinctive feature of the conference is that it featured presentations by authors from Korea, Japan, Turkey, Azerbaijan, Turkmenistan, Uzbekistan and Russia. Researchers from different countries presented the process of transition to new information technologies of various network and system structures and sectors. The book made it possible to develop new scientific recommendations on the use of information, computer, digital and intellectual technologies and networks in industry and fields of activity that can be useful to state and regional authorities, international and supranational organizations, the scientific and professional community.