智安校园 (Zhi An Xiao Yuan) is an iPhone app developed by Zhejiang Xiangji Information Technology Co. Ltd. It is a home-school service app with a focus on safety, offering features such as school attendance, reminders for dangerous areas, and notifications for leaving school. By integrating with the city's Internet of Things security network, it aims to create a safe learning environment for students and provide thoughtful services for parents.

With the latest update, 智安校园 introduces additional features like assisted person search using urban base stations, the ability to publish person search information, school attendance tracking, and reminders for dangerous areas. The app is designed to be a bridge for student safety.