With the rapid development of intelligence, networking, and AI technology, security systems are upgrading from traditional passive monitoring to active warning and multimodal perception, and have crossed from being "visible" to being "understandable and able to make decisions". And with the development of the Internet of Things, applications such as home cameras, access control and biometric recognition, smoke/gas sensors, and perimeter defense systems are becoming increasingly widely used. As the "electronic nerve center" of various security equipment, PCB needs to ensure high stability, low power consumption, and real-time response capability in complex environments, becoming the core cornerstone of smart security, smart cities, smart homes, and public safety.

As the intelligent nerve of security equipment, PCB's technological innovation is driving security systems towards intelligence, networking, and high reliability. From high-definition video processing to edge AI inference, from extreme environment adaptation to quantum level security protection, the continuous upgrading of PCB will become the core cornerstone for the security industry to address complex security challenges. In the future, with the integration of technologies such as 6G and metaverse, the application of PCB in security will further break through towards ultra-high frequency, ultra integration, and ultra security.