According to Articles 271, 272 and 288 of the Civil Code, owners have the right to jointly manage some buildings, and the exercise of their rights shall not harm the legitimate rights and interests of other owners. * * * Residents who use stairwells shall not interfere with the normal production and life of others when using stairwells. If you encounter the situation of placing sundries in public corridors, first stick a sticker to remind you to come to the door. You can also give feedback to the residential property and ask the property to help solve this problem, and ask the owner to stop piling up sundries. If there is no property or the property is poorly handled, you can complain to the industry Committee or complain at the owners' meeting, asking the industry Committee to urge the owners to stop piling up debris in the corridor.