The design of indicators in the evaluation index system should be scientific and reasonable, which is mainly reflected in the following two aspects: first, the index system can systematically and comprehensively reflect the residents' satisfaction with community property management, including the satisfaction of community environment construction, community public security management, community maintenance service, community cultural construction, etc.; the second is to use the least indicators to reflect As much information as possible, less and better. Therefore, the extraction and simplification of indicators is an extremely important step in the design of indicators. At present, there are mainly empirical methods, questionnaire surveys, field interviews and other methods<br>
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