Supermarkets and hospitals are public areas where people often gather and are complex. This type requires security guards to have skills to observe and handle situations quickly and accurately, especially skills in controlling people flow, controlling robbers, handling fire and explosion situations, riots, and technical skills. ability to help patients,... The security of supermarkets and hospitals must ensure the following requirements:

- Maintain security and order in the area, check and control at the entrance/exit.
- Ensure asset safety in key areas.
- Detect and prevent timely objects entering the protected area to cause disturbances and property theft.
-Make every effort possible to prevent incidents from occurring.