The invention discloses a 5G-based digital license plate, and particularly relates to the field of automobile license plates. The 5G-based digital license plate comprises a sealed shell body, an electronic display screen is arranged on the front side of the sealed shell, a mounting chamber is arranged in the sealed shell, a circuit board is arranged in the mounting chamber, the circuit board is sequentially provided with a satellite positioning module, a 5G data transmission module, a dead reckoning system positioning module, an infrared auto-induction ranging module, a camera module, a powersupply control module, an embedded processor module and a power supply memory module from left to right. The intelligent design of the 5G-based digital license plate has the function of vehicle digital identification, can acquire vehicle information in real time, position, navigate and upload the vehicle information to carry out intelligent traffic management, the satellite positioning module in the license plate can position the vehicle position information quickly in real time, the intelligent traffic is facilitated, the position information is provided for a police to handle a case at the fastest speed, and when an accident or a special condition occurs, the vehicle administration office and related departments can quickly find the vehicle positioning.