在司法实践中,双方矛盾产生暴力型犯罪过程中往往伴有故意伤害、聚众斗殴的行为,在认定犯罪时不易区分。同时,在刑事实务中遇到多人殴打致伤他人的行为如何定性容易产生争议和混淆。本文通过一起实际案例,从犯罪构成和共同犯罪等方面对聚众斗殴、故意伤害行为进行区分、认定和评析。 In judicial practice, violent crimes between the two parties are often accompanied by acts of intentional injury and affray, which are not easy to distinguish when they are found guilty of crimes. At the same time, it is easy to cause controversy and confusion when confronted with how many people are beaten and hurt others in criminal practice. This article, through a practical case, makes a distinction, identification and analysis of the aggression, intentional assault and behavior in the aspects of crime constitution and common crime.