Is the property announcement only a group announcement?

Count. Property refers to the activities that the owner selects a property service enterprise, and the owner and the property service enterprise, in accordance with the property service contract, repair, maintain and manage the houses, supporting facilities and related sites, and maintain the environmental sanitation and related order in the property management area. The property will send a group regulation to the majority of owners in the group, and it will be issued in the group in the form of a group announcement, which is an announcement.