Type 81 rocket launcher
Type 81 rocket launcher is a multiple rocket launcher or artillery model.
Overview
Type of self-propelled rocket launcher.
In detail
It is associated with People's Republic of China.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“PHL-81”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q7860793: Type 81 rocket launcher
Consult the source