What is the property area of the office building? How much does the residential property occupy in the construction area?

Originally, there were no strict regulations on the type and area of real estate. There is only one proportion of public buildings in the total construction area.

The construction area to be apportioned is as follows:

Apportioned area is the abbreviation of shared public building area. It and the sum of the interior construction area constitute the construction area of a set of commercial housing, so the pool area is an indispensable factor in the sales of commercial housing. According to the national standard "Code for Real Estate Survey" of People's Republic of China (PRC) in 2000, the shared public building area is: 1. Lobby, public lobby, corridor, aisle, elevator hall, stairwell, elevator shaft, elevator machine room, garbage chute, pipeline shaft, water pump room, fire escape, and transportation. 2. The partition wall and external wall (including gables) between the suite and the public building space are half of the projected area of the wall surface on the water surface.

The public building area that should not be included and cannot be used for apportionment is: 1. Warehouse, motor vehicle garage, non-motor vehicle garage, driveway, etc. , as the basement of civil air defense engineering and independent use space with independent use function; 2. Houses sold by self-operated and self-used units; 3. The guard room and management (including property management) room serve multiple houses.