Patrol around the clock in accordance with the regulations, and find people and things with signs of accidents or suspicious behavior, and should deal with them in time and report to relevant leaders. If it is found that the electricity and fire-fighting facilities in the owner's public areas are not closed, they should be closed voluntarily. If any potential safety hazard is found during the inspection, the relevant person in charge shall be informed in time to go to the site for treatment.

Strictly implement the handover system. Shift change on time, the successor should arrive at the post 10 minutes in advance, and the personnel on duty cannot leave the post before the successor arrives at the post. When taking over, it is necessary to know in detail the entry and exit of the last car and personnel and the matters needing attention. Transfer the registration ledger specified in Article 3 to the next shift. The last shift should be handed over when changing shifts. Articles on duty, such as incoming machines and other equipment, should be counted clearly and signed on the duty record.