近年来,随着大连市经济社会的快速发展,中小学校办学规模不断扩大,在校生成倍增长,校园承载活动空间受限;与此同时,周边街区改造升级,商铺网吧增多,四面高楼大厦林立,人流车流秩序复杂。受两方面因素的共同影响,学校安全管理方面面临的不稳定因素逐年 In recent years, with the rapid economic and social development in Dalian, the scale of primary and secondary schools has been expanding continuously. Students in schools have multiplied. There is limited space for carrying activities on the campus. At the same time, the surrounding neighborhoods have been transformed and upgraded, and the number of shops and cafes has increased. , The order of the passenger flow is complicated. Affected by the combination of two factors, the instability that schools face in managing their safety year after year