New Chinese PDW in 4.6mm Micro-Caliber

Another Chinese PDW. - This one is in 4.6mm micro-caliber. Don't know how long is the case.  - The weapon is essentially an updated Type 79 submachine gun with gas operation and closed bolt w/ rotating-bolt lock. - 30-rd magazine  - Rate of fire: Single, 400 rpm and 600 rpm. Probably with the help of the adjustable pneumatic buffer system. - Flat-top receiver with MIL-STD-1913 Picatinny rail.  -