Could also use it as bait to lure the other side to an ambush.
CCTV7 program on PAP Special Warfare training, includes footage of flying 3D printed drones for recon and potential kamikaze attack, as well as using anti-drone EW guns to disable enemy drones. Apparently the DJI model used as a target returns to its original release point when it loses communication with the controller? Would expose the operator's position if they don't respond fast and relocate. Also includes training footage with a shotgun, crossbow, sniper rifle, and MANPADS.
Didn't think PLA will go for the 120mm mortar that isn't self propelled , but it does make sense for high mobility light unit like the light BCT