What efficiency tools did the property team use to prevent and control the epidemic?

The property team in our community is using Mark watermark camera to prevent and control the epidemic, which can not only reduce contact, but also greatly improve efficiency. Mark watermark camera helps to leave a mark on the work, and the epidemic prevention and control watermark goes online to help all industries prevent and control the epidemic. The time and place on the watermark cannot be tampered with, and all photo data will be stored in the cloud for a long time for free, so that all data and information can be traced back at any time to avoid problems caused by data and information loss.