It is open from 9: 00 am to 5: 00 pm every Monday to Friday; On Saturday, it is open from 9 am to 4: 30 pm. According to the inquiry of official website of Dongtai CCB, the National Day business hours of Dongtai CCB are: business: Monday to Friday, 9: 00 am to 5: 00 pm, closed on holidays. Private business: open from 9: 00 am to 5: 00 pm every Monday to Friday; On Saturday, it is open from 9 am to 4: 30 pm.