How often does the hotel corridor surveillance video cover?

Hotel surveillance videos are generally kept for 3 months as required, and the specific time can be calculated according to the number of cameras and the size of the hard disk. Hotels and other hotels are monitored and cleaned regularly for 90 days. If you want to watch in depth, you must have the technical department of the public security organ to do the corresponding program recovery. Article 17 of the Regulations on Public Security Management of Hotel Industry issued by the Ministry of Public Security on 20 17: Hotels should install video surveillance equipment in public areas such as front desk, entrances and exits, main passages, elevator cars, parking lots, etc., and ensure normal operation during business hours. The storage period of video surveillance data shall not be less than 90 days. Hotels are not allowed to install video surveillance equipment in non-public areas.