This is an open access book. ICOSEAT 2022 was held on July 21-23, 2022 in Bangka Island, one of the wonderful places of Indonesia. Articles in the field of Agroindustry and Appropriate Technology 4.0, Environmental and Mining Engineering, Sustainable Development and Tourism Management, Agriculture and Food Engineering, and Marine, Aquaculture and Biological Science. ICOSEAT provides a forum for Academic, Business and Government to present and discuss topics on recent development in those fields.