Isn't there a Type 81NS aswell??
What's the NS? Is that the one for European markets?
Type 81 (7.62 mm assault rifle with a fixed butt)[3]
Type 81-1 (7.62 mm assault rifle with a foldable butt)[3]
Type 81 LMG 7.62 mm squad machine gun[3]
Type 81S Early semi-automatic only model for the U.S. market. Extremely rare, under 10 were imported before further importation was discontinued by executive order in 1989.
Type 87-1 (5.8×42mm experimental assault rifle, used to develop and test 5.8 mm DBP87 cartridge for QBZ-95 rifle)
Type 87 5.8 mm squad machine gun (prototype)
Type 81 Tactical Tactical variant used by the PAP
CS/LR14 Newest tactical upgrade with considerable modifications, such as tactical rails, foregrip, additional mountings, etc. Said to be chambered for the heavier 7.62×51mm.
NAR-10 Tactical variant for export.
NR-81S Reincarnation of the Type 81S, made primarily for the European Market.
Clearly there are other models not listed too, such as the "under folder."