When was the meeting of "Five Understandings and Four Understandings on Fire Protection" put forward?

Notice of the Ministry of Public Security on March 29th, 20/KLOC-0 on Printing and Distributing the Work Plan for Building a Firewall for Social Fire Safety.

Four understandings: understand the fire danger of this position; Understand the measures to prevent fire; Know how to put out the fire; Know how to escape. Fifth meeting: report fire, use fire-fighting equipment, put out initial fire, organize personnel evacuation and conduct fire prevention publicity.

Four abilities of firewall: improving the ability to check and eliminate fire hazards; Improve the ability of organizing personnel to put out initial fires; Improve the ability to organize personnel to evacuate and escape; Improve the ability of fire propaganda, education and training.