The old man entered the unit door and was hit in the head by a brick on the wall of the unit door. What should the property do next?

Call the police and assist in the investigation.

1. The property shall immediately report the accident to the public security bureau and other relevant law enforcement departments. At the same time, the accident should be recorded and reported to the superior in time.

2. The property shall actively cooperate with the investigation work of relevant departments, and provide necessary information and assistance, including providing surveillance videos and relevant supporting documents.