2024-08-06 00:00:00 This is a dedicated app for black box (CCTV) for elevators newly released in 2022. It is a dedicated app to view the real-time and stored images of CCTV serviced by Hana Vision Systems Co., Ltd. This is a dedicated app that allows you to access the black box (CCTV) for elevators developed by Hana Vision Systems Co., Ltd., view real-time and stored images, and send simple operation commands.