Is it only the Public Security Bureau that has the Eye of the Sky monitoring system, but the supermarket can't?

What's the function of the public security bureau's eye system? I was tested by the public security bureau using the eye system [cp] What's the function of the public security bureau's eye system? I was tested by the public security bureau using the eye system. As a result, all my privacy, including my brain, was exposed. I can tell you what I want, and I can hear voices 24 hours a day. When the recorder is placed in the soundproof room, I can record very clear voices. Please answer.