Is the property responsible for moldy indoor walls?

According to the Measures for Quality Warranty of Housing Construction Projects, if there are quality defects in housing construction projects within the warranty scope and warranty period, the construction unit shall fulfill the warranty obligations. The construction unit and the construction unit shall stipulate the warranty scope, warranty period and warranty responsibility in the project quality warranty. Under normal use conditions, the minimum warranty period for roofing waterproof works, toilets, rooms and external walls with waterproof requirements is 5 years. In other words, if the house has been purchased for less than 5 years, the developer can be held accountable for the moldy wall; If the new house has passed the five-year warranty period, the property should be responsible for the waterproof project of the house quality. However, quality defects caused by improper use or third party reasons or quality defects caused by force majeure are excluded. "Measures for Quality Warranty of Housing Construction Projects" Article 4 If there are quality defects in housing construction projects within the warranty scope and warranty period, the construction unit shall fulfill the warranty obligations. The "Regulations" of People's Republic of China (PRC) property management fiftieth property management area in accordance with the planning and construction of public buildings and facilities shall not be changed. If the owners need to change the use of public buildings and facilities according to law, they shall inform the property service enterprises after handling the relevant formalities according to law; If the realty service enterprise really needs to change the use of public buildings and facilities, it shall be submitted to the owners' meeting for discussion and approval, and the owners shall go through the relevant formalities according to law.