9 am to 5 pm. According to the official website of Xiangyang Postal Savings Bank, the Postal Savings Bank normally goes to work during the May Day holiday, with the purpose of satisfying depositors to handle various banking services. The business hours of the Postal Savings Bank are from 9: am to 5: pm. Postal Bank is a leading large-scale retail bank in China, with excellent asset quality and huge growth potential.