Who is responsible for the compensation for the owner's loss caused by the blockage of the sewer pipe?

Legal analysis: The developer shall be responsible for the design defects or unqualified construction quality of the drainage pipeline. If the property management company fails to fulfill the corresponding management obligations, it shall be borne by the property management company. If it is caused by the injured person himself, it shall be borne by him. If there is evidence that the damage was caused by the upstairs owner, but the specific infringer cannot be determined, it shall be borne by the upstairs owner who may infringe.

Legal basis: Article 273 of the Civil Law of People's Republic of China (PRC) stipulates that the owner shall enjoy rights and undertake obligations for the part other than the exclusive part of the building; You may not fail to perform your obligations on the grounds of giving up your rights.

When the owner transfers the residential and business premises in the building, part of its * * * ownership and * * * management rights are transferred together.