Legal analysis: 1, valid identification and household registration of the borrower and spouse (if any); 2. Marriage certificate; 3. The original purchase contract signed by the borrower and the selling unit; 4. The loan application form jointly filled out by the borrower and his spouse, the housing provident fund deposit certificate issued by the unit, the salary income certificate, and the borrower's bank card in the last year; 5. The down payment receipt delivered by the borrower to the selling unit in advance shall not be less than the amount stipulated in this agreement.

Legal basis: Regulations on the Management of Housing Provident Fund Article 2 These Regulations are applicable to the deposit, withdrawal, use, management and supervision of housing provident fund in People's Republic of China (PRC). The term "housing accumulation fund" as mentioned in these Regulations refers to the long-term housing savings paid by state organs, state-owned enterprises, urban collective enterprises, foreign-invested enterprises, urban private enterprises and other urban enterprises, institutions, private non-enterprise units, social organizations and their employees.