Designed for nearshore and open-sea operations, this dual-purpose marine equipment supports daily guarantee and emergency search and rescue. It undertakes routine feeding for marine aquaculture, effectively lowering crews’ offshore operation risks. Adopting a 20-meter hybrid new energy intelligent mother ship equipped with heavy-lift UAVs and an automatic battery replacement system, it enables all-weather automatic feeding for deep-sea cage aquaculture in peacetime and performs personnel search and rescue in maritime emergencies.​