If there is no leakage point, who will be responsible for the leakage downstairs and upstairs?

Legal analysis: looking for a house. If your residential property is left unattended, you can complain in the following ways.

First, you can find the industry Committee. Industry Committee is composed of representatives of owners in the property management area, and its members are elected. Its fundamental purpose is to take the interests of the owners as the starting point, reflect the wishes and requirements of the owners, supervise the management operation of the property management company, and accept the complaints of the owners.

Second, you can also go to the street office, which also has property management rights.

Third, you can go to the housing management department, which is mainly responsible for housing security, property management and housing management.

Legal basis: Regulations of Chengdu Municipality on Housing Safety Management.

Fourth housing use safety management should follow the principle of prevention first, combining prevention with control, ensuring safety and saving resources.

Article 5 The municipal real estate administrative department is the competent department of housing safety in this Municipality, and its subordinate municipal housing safety management institutions are specifically responsible for the supervision and management of housing safety in this Municipality.

District (city) county real estate administrative departments shall be responsible for the supervision and management of the safety of housing use within their respective jurisdictions in accordance with the division of responsibilities.

Sub-district offices and town (township) people's governments shall be responsible for the supervision and management of the use safety of self-built houses within their respective jurisdictions, and accept the business guidance of the district (city) and county real estate administrative departments.

The administrative departments of planning, construction, production safety, quality supervision, education, health, culture, sports, prices and other public security organs and administrative departments for industry and commerce shall implement these regulations according to their respective responsibilities.

The real estate administrative departments and housing safety management institutions mentioned in the first to third paragraphs of this article are hereinafter collectively referred to as "real estate administrative departments".