Deed tax refers to a one-time tax levied on the new owner according to a certain proportion of the production price when the property right of real estate changes. Maintenance fund refers to the funds that the owners of residential properties pay a certain standard to the special account for maintenance matters and authorize the property service enterprises or other management units to use.

The word "property" was translated from English property or estate, and was introduced into coastal areas and inland areas from Hong Kong, meaning property, assets, real estate, real estate, industry and so on. Since the word was introduced into China in 1980s, it has formed a complete concept, that is, property refers to all kinds of houses and their supporting equipment, facilities and venues that have been built and put into use.