Legal analysis: if the circumstances of college students' fighting are obviously minor and the harm is not great, it is not considered a crime, and the court may not pursue their criminal responsibility. However, if his behavior constitutes a crime of affray, he needs to be investigated for criminal responsibility, and the court cannot exempt him from criminal responsibility.

Legal basis: Article 16 of the Criminal Procedure Law of People's Republic of China (PRC) shall not be investigated for criminal responsibility under any of the following circumstances. If the investigation has been concluded, the case shall be dismissed, or no prosecution shall be instituted, or the trial shall be terminated, or the case shall be declared innocent: (1) If the circumstances are obviously minor and the harm is not great, it shall not be considered as a crime; (two) the crime has passed the limitation period; (3) Being exempted from punishment by an amnesty order; (4) Failing to tell or withdrawing a crime that should be dealt with only after being told according to the Criminal Law; (5) The criminal suspect or defendant dies; (six) other laws and regulations shall be exempted from criminal responsibility.