The subject wants to ask "What information does Ningbo zhenhai district need to re-enter zhenhai district after signing a contract in Haishu District?"? Identity cards, etc. According to the Regulations on the Management of Housing Provident Fund, as of June 5, 2023, all of them have been handled by ID cards, and ID cards are also required for termination and transfer. Implementing the housing accumulation fund system is an effective way to realize the transformation of housing mechanism and transform the distribution of housing interests into monetary distribution. Through the long-term accumulation of housing provident fund, employees' awareness of self-protection can be gradually improved.