Taiwan's foreign labor policy has been going on for years. According to the statistical data of the Ministry of Labor, more than 700,000 foreign workers are working in Taiwan (November 2018). The number of foreign workers in Taiwan has risen all the way, and the money earned by foreign workers needs to be sent back home. The demand for remittances generated by nearly one million people each year is extremely impressive, and the cross-border financial business has become a big meal. The purpose of this study is to investigate the relationship between service quality, corporate image, customer satisfaction and customer loyalty in the remittance center. It is based on the questionnaire survey method and is based on the Vietnamese customers of Western Union in Yunlin County. This present study used the convenient sampling in Yunlin area, with the paper questionnaires. It was to understand the relationship among service quality, corporate image, customer satisfaction and customer loyalty of Western Union's transfer money service. A total of 430 questionnaires were distributed and 302 valid questionnaires were returned, with a recovery rate of 70.2%. This study used SPSS software as a data analysis tool to analyze the sample data.