US President's Security shocked even the Chinese President!

The Secret Service tasked with protecting the president conceals many little-known aspects that, when combined, create a powerful security system. After all, in real life, a person who leads the most powerful country in the world may face danger at any given second. This work involves not only the impressive procession of professional bodyguards but also meticulously planned actions, the use of the most advanced technologies, and widespread coordination with various national structures. But how do these specialists achieve this? What is the secret of their flawless service? Let us slightly lift the veil of secrecy.