云半径 is a mobile application that aims to create a secure and convenient cardless community experience. Developed by Shenzhen ITLONG Intelligent Technology Co.Ltd, this app utilizes the phone's Bluetooth control system as its core feature, allowing users to easily and safely access doors and elevators. With its emphasis on security and convenience, 云半径 strives to build a smart and cardless community.

In addition to its access control capabilities, 云半径 combines property services, shopping district services, and neighborhood interactions into one platform. This integration provides residents with a more efficient, intelligent, and personalized living experience. With 云半径, users can not only access their community easily but also enjoy a range of services tailored to their needs.