After a house is mortgaged once, it can generally be mortgaged again as long as there is room for surplus value. However, the following conditions must be met:

There is still room for surplus value after the first mortgage.

The borrower must have a stable source of income and the ability to repay in full and on time.

The borrower's credit record is good, and there is no serious overdue or bad credit record.

The housing two mortgage quota is generally lower than the first mortgage loan, and the specific loan quota is subject to the evaluation of financial institutions.