What does the area occupied by the staircase, living room, bedroom belong to the building area,

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The staircase is calculated according to the horizontal projection of the natural layer, and the balcony is calculated by half, and now the large living room balcony of many houses is actually an extension of the living room, and the balcony is marked on the drawing in order to reduce the general construction area, and in the case of a certain building scale stipulated by the government, the developer can build a little more house and more benefits. For buyers, it is generally paid by the set, and the developer will calculate the standard balcony on the drawing according to the function and price of the living room for you, and then sell it according to the set. >>>More

It is not an illegal building to seal your own balcony into a house, as long as the community where you live allows the owner to rebuild it. And it is true that you have the property right of the balcony or the right to use it alone, which is not illegal. Generally speaking, the property is not allowed to enclose the balcony, mainly for the appearance of the house, but also for the safety of the owner. >>>More

In accordance with the Property Surveying Code".

The floor area of the house. >>>More

Judging from the picture, the master bedroom is indeed too small. To solve the problem of cramped space, interior decoration alone can play a limited role. The following comments are for your reference: >>>More

It depends on what kind of flat top you hang, different ceilings with different materials, different prices, and the quality of materials determines the price