But first you have to look at the extent of the victim's injury:
If it constitutes harm, the police can file a case. If the police still ignore it, the injured person can file a private prosecution with the procuratorate or the court.
If it does not constitute a criminal offence, the victim may also demand compensation from the hitter for losses, such as medical expenses, lost time and mental damage compensation. Then find the education department to deal with the hitter, which should be handled as a teacher.
If nobody cares, you can only find the "media" that Xia said upstairs. It's hard to say when a scholar meets a soldier. Sometimes the media is even better than authority. ...