Submit the information (1) of the borrower's ID card (household registration book) or other valid residence documents, and the married person shall also submit the personal marital status certificate; & ltbr & gt(2) The borrower fills in the Commercial Housing Loan Application (Approval) Form; & ltbr & gt(3) a down payment certificate of not less than 20% of the sales amount; & ltbr & gt (4) The contract or agreement for purchasing the store; & ltbr & gt(5) Proof of the borrower's family property and income. & ltbr & gt(6) Provide relevant information according to the loan conditions and requirements of banks to legal persons or other economic organizations. Customer loan process repayment method Commercial housing loans are repaid by one-time loans and equal principal and interest installments.