Business support chat application integrates with Zalo OA to manage and message customers simply and effectively. With a user-friendly interface and intuitive features, businesses can easily track all conversations, respond quickly, and organize message history with customers. The system provides message management tools such as tagging customers, categorizing messages, and automatically sending responses. Zalo OA integration also allows access to Zalo's official messaging system, helping to increase customer interaction and experience, while also providing analytical reports to optimize customer care strategies. of business.