This book is a collection of best selected research papers from the "Digital Technologies in Logistics and Infrastructure" conference (ICDT-2021). The topics of the presented papers are related to various aspects, problems, and solutions in maritime, transport, warehouse logistics, digital transformation, and information technologies in logistics, as well as digital transformation of infrastructure industries from theoretical and practical points of view. The authors of the conference are representatives of major companies, researchers, and scientists from Russia, Hungary, Armenia, Kazakhstan, Thailand, the Netherlands, and Finland. The conference proceedings are of interest to researchers and practitioners in the field of logistics and infrastructure in various sectors of digitalization.