Postal savings bank is one of the state-owned banks, with very high loan security and very low interest rate. In addition, the interest rate of mortgage loan itself is very low, which can bring great convenience to borrowers. To apply for a store mortgage loan at the Postal Savings Bank, the borrower must be 18-60 years old, be a natural person with full civil capacity and have sufficient repayment ability. The maximum loan period can be 30 years, and the maximum loan amount can reach 70% of the appraised value of the house.