The objectives of this study were to study personal factors service quality and the decision to choose the service of savings cooperatives in Bangkok to study personal factors that affect the decision to choose the service of savings cooperative members in Bangkok and to study the quality of service that affects the decision to choose the service of savings cooperative members in Bangkok. The population was 1210043 savings cooperative members in Bangkok in 2019. The samples were randomly selected from the population by Purposive Sampling of 400 people. The sample size was determined according to Taro Yamane method. The data was analyzed using descriptive statistics such as frequency percentage mean and standard deviation. The inferential statistics were: independent sample T-test one-way ANOVA analysis Pearsons Correlation Coefficient and Multiple Regression Analysis. The study results showed that the overall service quality level of savings cooperatives in Bangkok was high. The aspects that the sample group thought was of the highest quality was the facilities and responses to member services. The most important factors affecting the decision to use the services of the sample group were human resource development and service development. The study hypothesis test showed that personal factors namely age and membership duration in a savings cooperative affected the decision to use the service of savings cooperative member in Bangkok at a significant level of 0.05. The cooperative members aged 26-35 years focused on service development less than those aged 46 years and over at the statistical significance of 0.05. The group of 16-year membership focused more onservice development than those at the group of 6-10 year membership and the group of 11-15 years of membership at a significant level of 0.05. The service quality factors on trustworthiness confidence and knowing and understanding service recipients had a positive influence on the decision to use the savings cooperative service on cooperative business development aspect at the significant level of 0.05. The service quality factors on trustworthiness confidence and knowing and understanding service recipients had a positive influence on the decision to use the savings cooperative service on human resource development aspect at the significant level of 0.05. The service quality factors on trustworthiness and knowing and understanding service recipients had a positive influence on the decision to use the savings cooperative service on service development aspect at the significant level of 0.05. The service quality factors on confidence and facilities had a positive influence on the decision to use the savings cooperative service on service area development aspect at the significant level of 0.05.

The purpose of this research was to 1) study the behavior of mobile banking users of the Government Savings Bank 2) to study the quality of mobile banking services of the Government Savings Bank 3) to study the relationship between service quality and service behavior of mobile customers of GSB Uthai Branch and Pratunam Indra Branch. Phra Nakhon Si Ayutthaya is the five aspects of concrete services. Reliability. Customer Response Confidence in the customer. To know and understand customers Considered by basic data by sex age educational level occupation income per month. The sample used in the study was from the people who came to the mobile banking service of the two savings banks using the convenient sampling method of 140 persons. The instrument used to collect the data was a questionnaire to check the accuracy of the content from the instructors. Consult Statistics used in data analysis were descriptive and inferential statistics ie percentage mean and standard deviation. The study found that: 1) Type of service Frequency of service usage Date of service Time to use the service. Type of service Most people use the deposit-withdrawal service. Frequency of service usage Most people use the service once a month. Date of service Most people use the service Monday. Time to use the service. 2) The quality of mobile services of the Government Savings Bank Uthai Branch and Pratunam Indra Branch. All 5 areas of Ayutthaya have quality of service. Stay in good 3) The relationship between service quality and customer service behavior of mobile banking customers. Uthai branch and Pratunam branch Indra Phra Nakhon Si Ayutthaya Province has a relationship in the opposite direction.

The purposes of the study were to investigate Bangkok Bank PCL service standard development in three different areas: 1) Bangkok Bank PCL service standard 2) Bangkok Bank PCL Marketing Mix 3) Bangkok Bank PCL satisfaction. 300 samples of the Bangkok Bank PCL users were selected to response to questionnaire. The data were analyzed by descriptive statistics by the frequency distribution percentage distribution mean standard deviation and Correlation Coefficient analysis. The study results revealed that Bangkok Bank PCL employees were more attentive for the reason that the service users should be equally treated for example queuing. Marketing Mix (4P’s) was seriously applied to promote due to highly and strategically competitive market to help tracing the service or sales which had not been launched.

The objectives of this research were (1) To study the influence of the after sales service quality which consisted of the dimensions of tangible reliability responsiveness assurance and empathy on customer trust; (2) To study the influence of the aftersales service quality and customer trust on customer satisfaction; (3) To study the influence of customer trust and satisfaction on customer loyalty and (4) To validate the causal relationship model of the influence of aftersales service quality on trust customer satisfaction and customer loyalty of medical’s equipment business with empirical data. The variables in this investigation consisted of the following; aftersales service quality which consisted of the dimensions of (1) tangible; (2) reliability; (3) responsiveness ;(4) assurance and (5) empathy as the independent variable; customer trust and satisfaction as mediating variables and customer loyalty as dependent variable.