e/8A4 class ROUV

Information
has gloss	eng: The 8A4 class remotely operated underwater vehicle (ROUV) is a class of Chinese ROUV used to perform various underwater tasks ranging from oil platform service to salvage and rescue missions, and it is a member of a series of related ROUVs developed in People's Republic of China. Original order included two units, and it is rumored (yet to be confirmed) that more follow-on units were also ordered after the delivery of the original order.
lexicalization	eng: 8A4 class ROUV
instance of	c/Robotic submarines