The "Big Square Union Plus" has been launched to expand the cooperative framework between data platforms and to strengthen the data ecosystem through participation in new fields such as marine fisheries and culture. The Korea Institute of Ocean Science & Technology (KIOST) announced that it signed a "business cooperation agreement for the activation of data platform operations" with the Korea Institute of Maritime and Fisheries Development, Korea Transport Institute, Korea Expressway Corporation, Korea Forest Service, Korea Agro-Fisheries & Food Trade Corporation, Korea Culture Information Service, Korea Real Estate Institute, and Korea Land & Geospatial Information Corporation on November 26 at the Busan City Corporation's Arpina in Haeundae-gu, Busan, and held a related symposium. This business cooperation agreement aims for each agency to