• Satellite images show China building a mothership at Shanghai's Hudong-Zhonghua shipyard, able to carry four XXLUUV drones.
  • China's XXLUUV drones measure 115-148 feet, six to eight times larger than the U.S. Orca extra-large uncrewed underwater vehicle.
  • The vessel adds to China's shipbuilding lead, estimated at roughly 405 warships versus the U.S.'s 295.