Overall customer service solution: Convenient and efficient, one-stop service, improving quality and efficiency, considering the future, with the "big customer service" concept as the design leading idea, to achieve unified customer service, unified customer information management, unified fee management, and unified billing management, realizing efficient information sharing and business collaboration among departments for customers. The service measures to truly realize the modern customer relationship of "Internet plus Gas", improve customer service level, and help optimize the regional business environment.