Legal analysis: Private mortgage loan is legal. Handling of private mortgage loan: the lending institution receives the information provided by the applicant; Investigate the applicant and estimate the value of the collateral; The lending institution initially reserves the loan amount; Handling entrustment notarization and loan notarization; The lending institution accepts the relevant documents of the applicant; Go through the mortgage registration formalities, and the mortgage institution lends money.

Legal Basis: Provisions on Several Issues Concerning the Application of Laws in the Trial of Private Lending Cases Article 25 If the lender requests the borrower to pay interest at the interest rate agreed in the contract, the people's court shall support it, except that the interest rate agreed by both parties exceeds four times the market quotation of one-year loan at the time of the establishment of the contract. The "one-year loan market quotation" mentioned in the preceding paragraph refers to the one-year loan market quotation issued monthly by the National Interbank Funding Center authorized by the People's Bank of China from August 20th, 20th, 20th19th.