... basis of the theory of the service quality, service approach, quality of service, service quality of bank credit, customer satisfaction and relationship quality quality service with customer satisfaction ... the quality of banking services in particular and the general quality of service has received lot of interest of the bank managers and researchers. This study uses the theory of the service quality ... relationship between service quality components, demographic characteristics to the satisfaction of the customer's credit quality VietinBank shows 6 components of quality of service credit...