The competition of the banking industry is more violent because to new banks and foreign banks continually join the finance market operation. Keeping the competitive advantage and improving service quality will be the topic that the banking industry must plan properly. The study investigated the opinion of the consumer and officer of the bank by using questionnaire. First, the main purpose of the study is to collect the assessment topics and items by using factor analysis of service quality for the banking industry. Second, we try to obtain the specific weighs of those aspects and items by fuzzy analytical hierarchy process. Last, we will establish the measurement system of service quality by fuzzy ranking method. As above, the study builds the criteria for service quality of banking industry. The evaluation criteria are aimed to strengthen service contents and to increase service performance for the banking industry.