The Security&Protection System (SPS) aims to maintain social and public safety by utilizing intrusion alarm systems, video security monitoring systems, entrance and exit control systems, BSV LCD splicing wall systems, access control and fire protection systems, explosion-proof safety inspection systems, and other related products; Or electronic systems or networks composed or integrated by these systems as subsystems.

The security and protection system is defined as the security and protection system (SPS) in domestic standards, while it is more commonly referred to as loss prevention and crime prevention in foreign countries. Loss prevention is the task of the security industry, while crime prevention is the responsibility of the police law enforcement department.

Security mainly includes: closed circuit monitoring system, anti-theft alarm system, building intercom system, parking lot management system, community card system, infrared perimeter alarm system, electronic fence, patrol system, attendance and access control system, security computer room system, electronic examination room system, intelligent door lock, etc.

Simply put, the basic configuration of each subsystem includes three major units: front-end, transmission, information processing/control/display/communication. The specific content of the three major units varies among different subsystems.