Due to the seepage of the sinkhole in the upstairs bathroom, the ceiling and walls of my small area

I suggest you find a lawyer to do the deposition.

It's neighbors, or it's more expensive. Don't blush, don't argue, sometimes it doesn't hurt to be wronged; Neighbors are together, looking up and not looking down, and it is very difficult to change the relationship if it is broken. When everyone has difficulties, forget about the matter after the matter is over, and it is better to solve it yourself if you can overcome it yourself. >>>More

Toilet sink refers to the discharge of toilet sewage or floating debris. In the past, the non-standard practice was to pour decoration garbage directly into it, and pave the floor tiles with cement and sand. Later, considering the load-bearing and water accumulation problems, lightweight ceramsite backfill was used, and the gap between the ceramsite grains was convenient for water to seep into the ground and drain out (overhead meaning). >>>More

If you are on the roof, you should be careful that the wall skin falls off due to the leakage of the upstairs, so you must deal with the leakage first, and then shovel off the original putty, generally do the putty three times, the roof generally does not need to be waterproof, and it is also your upstairs thing to be waterproof.

You can find a team with a high level of waterproof and plugging technology to help you plug leaks from downstairs or upstairs. Minimally invasive plugging techniques are generally used for high-level leak filling. After plugging the leakage, it is basically impossible to see that there is any decoration damage. >>>More