The subject of the project is the development of an innovative product called HEYGUEST ISLAND Self-sustaining sales island that belongs to the niche of the added value of SmartTech solutions for smart cities and smart islands within the Regional value chain of the Smart Industry of Adriatic Croatia and the encouragement of solving key social challenges of the Adriatic Croatia region. The total value of the project is EUR 4,818,598.35, the total eligible costs of the project is EUR 4,687,500.40 and the expected grant is EUR 2,998,662.26.