The "three meetings" are: first, we should report the fire, be calm and calm in case of fire, report the address of the unit, the fire point and what substance we caught; The second is to know how to use fire-fighting equipment, so as to know the location, performance and usage of fire-fighting equipment in this unit; Third, we must be able to put out the initial fire, so that we can correctly choose the fire extinguishing tools and methods.