I live on the first floor, and the sewer main pipe is blocked and the sewage will be returned from t

There are two possibilities, one is that the main pipe is blocked, in this case, the waterway upstairs of your house will not be smooth, and it will even affect your home, and in serious cases, it will also reverse the water. >>>More

Of course there is responsibility. Prepare the relevant evidence of the loss, negotiate with the property first, and if the property refuses to pay, you can only sue. However, it is recommended that you don't get too stiff with the property, and you can't do anything about the current property really being a scoundrel, even if you lose it, the daily service will make some small tricks in the future enough for you. >>>More

1. Enlarge the water outlet and add a filter screen to the water inlet. >>>More

You can go to the neighborhood committee to negotiate, and if you don't negotiate, you can send the police station to help solve the problem.

General buildings are guaranteed for 5 years after completion and acceptance, and 2 years after decoration and delivery. The attribution of responsibility depends on whether the problem originates from the construction quality problem or the decoration quality problem. The warranty period and scope are generally stated in the delivery contract when we move in. >>>More