If we make "three guarantees", that is, to ensure that highly pathogenic bird flu does not spread through vehicles and other means of transportation; to ensure smooth traffic, we must not block traffic on the grounds of prevention and control; to ensure that various medical treatments for bird flu are not prepared Timely and rapid transportation of emergency supplies such as medicines, vaccines, and vaccines, then highly pathogenic bird flu can be prevented. Based on this, we can launch:. ['If highly pathogenic bird flu cannot be prevented, then emergency supplies for bird flu prevention have not been shipped in a timely and fast manner.', 'If highly pathogenic bird flu cannot be controlled, then bird flu has spread through vehicles.', 'Either the highly pathogenic bird flu has not spread, or we have not achieved the "three guarantees".', 'If highly pathogenic avian influenza cannot be controlled, then we have not ensured smooth traffic.']