Generally, are the three sides of the balcony door frame of the commercial house poured with cement?

Not really. That's so fragile, at most because the quality of the stickers is not high. If you touch it, it may fall off, so you can repost it.

There is no problem according to your own requirements, but there is a problem according to the requirements of Feng Shui: the living room floor should not be uneven, the living room floor should be flat, and there should be no distinction between high and low. Some living rooms adopt the design of high and low level partitions, so that the height of the floor has obvious changes, so the family fortune will also be bumpy due to the ups and downs of the floor.

It's all an anti-theft door, what's wrong with the press, it should be okay to push hard.

Not necessarily, if the door is a poor one, the cylinder is plastic or aluminum, the cylinder will be broken, and the other one will not be copper, and even if you break the key, it won't damage the cylinder.

LZ is basically right. Before the completion of construction, the area of commercial housing is calculated according to the construction area calculation rules (half of which is counted), and the planning bureau is also required by the construction area calculation rules we designed. After the completion of the commercial housing, the Housing Authority will recalculate the floor area in accordance with the floor area calculation rules of the Real Estate Law. >>>More