Online games have become a necessary part of college students’ lives recently, and some students are starting to show signs of “addiction”. Generally, the behaviour of college students with online game addiction can be divided into two categories: “temporal-spatial immersion” and “psychological dependence”. Underlying mechanisms include addictive game design and the pull of “flow”. In combination with a lack of self-regulation, as well as off-line peer pressure. Online Identity Formation. To address the problem of online gaming addiction among college students, a three-dimensional collaborative framework of “social co-governance – university intervention – individual self-governance” should be established to guide students towards a rational state of “digital sobriety”.