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Generalized information accumulation fund usually refers to housing accumulation fund, which is a housing security system and a form of monetization of housing distribution. Sometimes it also refers to the company's provident fund, which means that the company's net assets exceed the paid-in share capital and are deposited into the company for a specific purpose.

The housing accumulation fund system is actually a housing security system and a form of monetization of housing distribution. The housing accumulation fund system is an important social security system for housing stipulated by national laws, which is mandatory, mutually supportive and guaranteed. Units and individual employees must fulfill their obligations to pay housing provident fund according to law. The housing provident fund paid by individual employees and the housing provident fund paid by the unit shall be stored in special accounts and owned by individual employees.