COVID-19 isolation door is equipped with a white magnetic stripe. Is it closely related to the virus?

There is a white magnetic stripe on the isolation door in COVID-19, which is not closely related to the virus. During the epidemic, the function of the magnetic stripe on the door is to prevent people from going out privately, violating the epidemic prevention and control policy and disturbing social order. Since the spread of the new crown epidemic, China has entered a comprehensive anti-epidemic work, especially the prevention and control of home isolation. In order to do a good job of isolation, NB smart door magnetism has become the black technology of this epidemic isolation work. Door magnetism is used to detect doors, windows, drawers, etc. Be illegally opened or moved. It consists of a wireless transmitter and a magnetic block. Door magnetism is an electronic device that monitors the on-off state of the door for 24 hours. As soon as the door opens, it will call the police, and at the same time, it will call and send text messages to remind the staff to call the police in various ways, and the equipment will also have accurate time and place records.