What are the sustainable development of property environmental management?

Answers A, C, D and E Analysis Sustainable property management is a concept with profound connotation and extensive extension. It is a humanized and ecological systematic project, which includes not only the understanding of the balance between human settlements and natural ecology, but also the saving and full utilization of various natural energy sources. In addition to conventional property management, sustainable property management should also include the following elements: (1) controlling air quality and improving air cleanliness. (2) Strengthen the discharge, treatment and reuse of rainwater and sewage. (3) Garbage classification treatment. Garbage disposal must follow the principle of "harmlessness, reduction and recycling", make full use of technological advantages and comprehensively utilize garbage and resources. (4) Control noise. The noise sources related to property management mainly include: the noise generated by the operation of supporting equipment (such as emergency generator set and central air conditioning unit), the noise generated by the false alarm of automobile starting and stopping brakes and various anti-theft alarm devices, and the noise of farmers' market. (5) Establish an ecological greening system to beautify the living environment. (6) Pay attention to the use of new building materials and natural energy. (7) Improve the information level of property management. The application of intelligent management system improves the management level of residential quarters in terms of safety, emergency call and energy facilities management, which is of great significance to reducing energy consumption and management costs.