The credit line of Taizhou Bank needs 6 years to take photos at home to confirm that the customer has a fixed residence. Handle mortgage loan according to relevant information, and the house is used as collateral. The bank should go to the scene to take photos of the house, clarify the location, decoration and other detailed information of the house, and evaluate it. The house is not collateral, and the photo proves that the customer does have a fixed residence, which is convenient for the bank to follow up.