Four meetings of functional groups of insurance companies

Four understandings: know the danger of fire in this position, know the measures to prevent fire, know the methods to put out the initial fire, and know the escape methods in case of fire.

Four meetings: will call the police, will use fire-fighting equipment, will put out the initial fire, will organize people to escape.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.