1. After the commercial housing sales contract is confirmed to be invalid or revoked or terminated, and the commercial housing guaranteed loan contract is also terminated, the seller shall return the principal and interest of the house purchase loan and purchase money received to the guarantee respectively. The right owner and the buyer need to pay special attention to the relevant content of the house sales contract. 2. First of all, in the "Commercial Housing Guaranteed Loan Contract", the identities of the parties are different as follows; in the loan contract, the bank is the lender and the consumer is the borrower; in the guarantee contract, the developer is the guarantor and the bank The consumer is the guarantor and the consumer is the debtor; in the mortgage contract, the consumer is the mortgagor and the bank is the mortgagee. 3. That is to say, if both the commercial housing sales contract and the secured loan contract are terminated, the principal and interest of the housing loan must be returned directly to the bank, and the purchase price must be returned to the home buyer.