Behind the rapid development of today's social economy, the domestic security environment is often affected by terrorists, Western forces, separatism and many other unsafe factors, which poses a serious threat to the safety and security of public places and social security in China. In order to improve the safety of public places, safety inspection equipment has been widely used, and has been proved to be one of the most effective security inspection devices. So, how much do you know about safety inspection equipment? Next, we briefly introduce the security inspection devices and related working principles. Hope to help you better understand the security inspection devices.