Doosan Mobility International Launches 2nd Generation Hydrogen Drone in Europe: the next step in Doosan's hydrogen drone innovation. by DRONELIFE Staff Writer Ian M. Crosby This past Friday, Korean company Doosan Mobility International (DMI) launched its 2nd generation hydrogen drone DS30W for the European market during a meeting of the Maritime Emerging & Enabling … [Read more...] about Doosan’s Hydrogen Drone: DS30W Next Gen Model Released