Note also, misleading title. Supercavitation technology has been around for a long time, the Chinese have solved some of the technical issues regarding scaling up to full size Submarine and steering. Still no solution to range and many of the related issues. Also unlikely to be put into service any time soon.
This appears to be about an entirely different technology. The original article appears to be about the use of rim-driven electrical ducted propellers.
Note also, misleading title. Supercavitation technology has been around for a long time, the Chinese have solved some of the technical issues regarding scaling up to full size Submarine and steering. Still no solution to range and many of the related issues. Also unlikely to be put into service any time soon.