Prison fences are mainly used in high-security facilities, serving the core functions of physical isolation and intrusion delay:

Judicial and detention facilities system:** Perimeter walls of prisons, internal corridor isolation, exercise yard enclosures; security protection facilities for detention centers, compulsory drug rehabilitation centers, and holding centers.

National critical infrastructure:Military bases, border lines, airport aprons and runway perimeters, nuclear power plants, government institutions, embassies, etc.

High-security areas: Large substations, water treatment plants, oil depots, high-value industrial parks, as well as perimeter protection for private high-end clubs.