Could mystery Shanghai vessel be a mothership for China’s underwater drones?

An unusual vessel taking shape at a Shanghai shipyard has been assessed as a possible mothership for China’s large uncrewed submarines – a capability that, if confirmed, could enable Beijing to operate the drones far from its own coast for sustained periods.
Open-source naval analyst H.I. Sutton said satellite imagery of the roughly 200-metre (656-foot) hull at Hudong-Zhonghua showed a large internal hangar and an opening at the stern that appeared designed to launch and recover...