November 9 this year is the 33rd National Fire Day, why choose November 9 as the Fire Day? The telephone number of the fire alarm in China is "119", which is the same order as the numbers on November 9, so it is easy to remember. This day is not only an important time to remind us of fire safety, but also a day to pay tribute to the heroic firefighters.

According to the statistics of the Fire and Rescue Bureau of the Ministry of Emergency Management, in recent years, high-rise building fires across the country have shown an increasing trend year by year. There were 36,000 in the first eight months of 2024, already more than the total for all of 2023. High-rise buildings with large volume, complex functions and dense personnel, once a fire occurs, it is difficult to evacuate and fight. How to ensure the orderly work and safe evacuation of rescue workers has become the key to urban fire emergency communication dispatch.