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Strictly speaking, Changyang Peninsula is a regional name in planning, which is based on the strategy of "Humanistic Beijing, Science and Technology Beijing, and Green Beijing", according to the Municipal Party Committee and Municipal Government: to build an ecological barrier in western Beijing, serve the waterfront economy, and comprehensively improve.
The black part is a heavy wall, and it is cut off when the door is closed, and it is not a big problem if the floor is not very low.
You can solve it by putting a screen at the door, otherwise it is easy to break the fortune.
Thick solid lines should not be moved, because it will affect the structure of the house
It depends on the specific wall of your home, you knock on it yourself, if the sound sounds empty, then it is not a load-bearing wall, if the sound sounds muffled, it must be a load-bearing wall!
If it is a load-bearing structure, it must not be dismantled, and the structure above will be destroyed.