Security guards in the property management work within 24 hours, sudden cerebral congestion, identified as work-related injuries.

A sudden illness during working hours and death within 48 hours after being rescued is invalid is a work-related injury, otherwise it is not a work-related injury.

Regulations on industrial injury insurance

Fourteenth employees in any of the following circumstances, should be identified as work-related injuries:

(1) Being injured by an accident during working hours and in the workplace;

(two) before and after working hours, in the workplace, engaged in preparatory or finishing work related to the work and was injured by an accident;

(three) during working hours and workplaces, due to the performance of duties by violence and other accidental injuries;

(4) Suffering from occupational diseases;

(five) during the business trip, injured or missing due to work reasons;

(six) on the way to work, I was injured by a traffic accident or an urban rail transit, passenger ferry or train accident for which I was not primarily responsible;

(seven) other circumstances that should be recognized as work-related injuries as stipulated by laws and administrative regulations.

Fifteenth employees in any of the following circumstances, as a work-related injury:

(a) died of sudden illness during working hours and at work, or died within 48 hours after being rescued;

(2) safeguarding national interests and public interests in emergency rescue and disaster relief activities;

(3) An employee who was formerly in the army and was disabled due to war or business has obtained a revolutionary disabled soldier's certificate, and the old injury recurs after going to the employer.