Previously, military license plates didn't exist.
This was introduced after Cai Zhengcheng formed the army.
The earliest origin of military license plates can be traced back to the waist tags worn by officials and soldiers in ancient times. These tags recorded the soldier's name, indicated the wearer's rank, and served as both identification and a pass.
The materials and shapes of these waist tags varied throughout history, including ivory, jade, gold, silver, and wood. The earliest discovered waist tag dates back to the Northern Song Dynasty.
It also refers to military vehicle license plates, specifically those used by military vehicles.
During the American Civil War (1861-1865), the Northern Army began issuing them to its troops.
These early "identity tags" were very rudimentary, s
