The sewage pipe in the greening area of the property is blocked, and the property needs rectification. How to notify the property?

The sewage pipe in the greening area of the property is blocked, and the property needs rectification. The property notice is as follows:

Hello! Recently, the property big data property management office carried out sewage pipeline maintenance in the green belt of the community, and at the same time, the international natural gas company carried out low-pressure pipeline connection project in the community. Temporary disconnection and open-air construction may occur due to the need of maintenance and reconstruction. In the process of maintenance and construction, please pay attention to safety warning signs and enclosures, pay attention to walking safety, especially take good care of the elderly and children to avoid personal injury accidents. Please forgive the inconvenience caused by the construction!