When both husband and wife buy a house and sign a sales contract, both parties should try to be present. If they can't arrive, they can sign first and then, but they must ensure that they sign themselves. Sign the sales contract and pay the down payment. Generally, a person can go to the bank to transfer money to his family. After the transfer, put away the transfer slip and down payment receipt written by your family. Because of the loan to buy a house, signed a sales contract and paid a down payment, you can sign a loan contract. Both husband and wife should be present at this time. Because husband and wife are in the same debt, no matter who is the main lender, the other lender must be present. The materials needed for the loan include: ID card, household registration book, marriage certificate, income certificate, bank account, down payment receipt and transfer receipt.
If more information can be provided, more detailed legal advice can be given.