In today's globalized business environment, companies with overseas stores face the challenge of optimizing their service to meet the needs and expectations of customers in different regions. One way to guide the service optimization of overseas store systems is through CRM data analysis, specifically by analyzing customer complaint data. Customer complaint data is a valuable source of information that can provide insights into the areas where the overseas store system may be falling short in terms of service delivery. By analyzing this data, companies can identify recurring issues, trends, and patterns that may be impacting customer satisfaction and loyalty. This analysis can then be used to guide the optimization of the service provided by the overseas store system. The first step in using customer complaint data to guide service optimization is to collect and organize the data in a systematic manner. This may involve categorizing complaints based on the nature of the issue, the location of the store, the time of the complaint, and other relevant factors. Once the data is organized, it can be analyzed to identify common themes and areas of concern. For example, the analysis may reveal that customers in a particular region are consistently complaining about long wait times at the store, while customers in another region are expressing dissatisfaction with the quality of the products. Armed with this information, companies can take targeted actions to address these specific issues. This may involve implementing measures to reduce wait times, such as increasing staffing levels or improving the efficiency of the checkout process. In the case of product quality issues, companies may need to work with suppliers to improve the quality of the products being offered in that region. In addition to addressing specific issues, customer complaint data analysis can also be used to identify broader trends and patterns that may be impacting the overall customer experience. For example, the analysis may reveal that customers in certain regions are consistently experiencing a lack of communication from store staff, leading to frustration and dissatisfaction. In response, companies can implement training programs to improve communication skills among store staff, or they may introduce new communication tools and processes to ensure that customers are kept informed and engaged throughout their interactions with the store. Overall, the analysis of customer complaint data can provide valuable insights that can guide the optimization of the service provided by overseas store systems. By identifying and addressing specific issues, as well as broader trends and patterns, companies can improve the overall customer experience and drive greater satisfaction and loyalty among customers in different regions. This, in turn, can lead to improved business performance and a stronger competitive position in the global marketplace.