The time, route, amount, place, model and vehicle number of the escort and weapons and equipment shall be kept strictly confidential. Wear uniform clothing, bulletproof clothing, helmets, and get guns and ammunition, so that the guns are not separated from the body and bullets are not separated from the guns (bullets are not loaded). Arrive at the loading place of escort in advance, make a good warning in the set warning area, irrelevant personnel shall not enter the warning area, and the personnel who want to enter shall be warned immediately. In the case of confirming safety, send safety signals to the vehicle (make gestures by yourself), stand in a favorable position, and hold the gun for warning.