Cultural symbiosis refers to the harmonious coexistence and interaction of different cultures, leading to a mutual exchange and enrichment of ideas, values, and practices. In the context of overseas store service CRM teams, successful cross-cultural integration is crucial for effective communication, collaboration, and customer service. This article aims to analyze successful cases of cultural symbiosis in the integration of overseas store service CRM teams. One successful case of cultural symbiosis in cross-cultural integration is the collaboration between Japanese and American CRM teams in a multinational retail company. Despite the differences in communication styles, work ethics, and business practices, the two teams were able to establish a strong working relationship by embracing each other's cultural differences. The Japanese team brought their attention to detail, respect for hierarchy, and customer-centric approach, while the American team contributed their creativity, flexibility, and customer service expertise. Through open communication, mutual respect, and a willingness to learn from each other, the teams were able to integrate their cultural strengths and create a unified approach to customer relationship management. Another successful case is the integration of Chinese and European CRM teams in a global e-commerce company. The Chinese team's emphasis on relationship-building, guanxi, and customer loyalty was complemented by the European team's focus on professionalism, efficiency, and innovation. By recognizing and leveraging each other's cultural strengths, the teams were able to develop a comprehensive CRM strategy that catered to the diverse needs and preferences of their global customer base. This integration not only improved customer satisfaction but also fostered a sense of cultural understanding and appreciation among team members. The key factors that contributed to the success of these cross-cultural integrations include cultural awareness and sensitivity, open-mindedness, effective communication, and a shared commitment to the company's goals and values. By embracing cultural symbiosis, overseas store service CRM teams can harness the diversity of their members to create a more inclusive, innovative, and customer-centric approach to customer relationship management. In conclusion, successful cross-cultural integration of overseas store service CRM teams is a result of cultural symbiosis, where different cultural strengths are recognized, respected, and integrated to create a unified and effective approach to customer relationship management. By analyzing and learning from successful cases of cultural symbiosis, companies can develop strategies to promote cultural integration, collaboration, and mutual enrichment among their global CRM teams.