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Buy a toilet bowl and take a look yourself, it should be very accessible.
First of all, find out the cause of the blistering on the wall and find the specific location. It is caused by the poor waterproofing of your bathroom, you can deal with it yourself, first deal with the leakage and re-do the waterproofing. When the wall is dry, the blistering paint should be removed and the wall should be painted. >>>More
If the new house is renovated, it can be lived in if it is vacant for more than half a year, and it is recommended that some green vegetation can be planted at home; It can absorb formaldehyde and toxic gases;
Check the cause of deformation, if it is a quality problem to find the developer, you can also find the property company to coordinate.
Supposedly, the property also has to pay some responsibility.
It's better to buy a water purifier, the secondary pollution of the Chinese people's water is serious!