In order to better ensure normal operation, promptly answer questions raised by users, and help users solve problems, the company's business department and after-sales department have dedicated telephone numbers responsible for valve technical consultation and other services.The after-sales center is staffed by full-time business personnel and technical personnel who are responsible for providing free technical consulting services to customers at any time.The company's maintenance center has an 8-hour telephone service, and has corresponding full-time business personnel to accept calls from users to ensure that users receive timely technical support when using the equipment.

Our company has formulated the return visit system as one of the regular maintenance tasks, that is, the company organizes full-time personnel to pay return visits to customers who have received the goods every month.And listen to the problems and suggestions reported by user maintenance personnel, and continuously improve the software and hardware functions and quality of the product.In addition to technical consultation and after-sales return visit services, the company's maintenance center is also responsible for accepting and collecting user complaints and consultation information, ensuring that users' questions and requirements can be handled in a timely manner, and tracking and verifying the handling situation.At the same time, user files are established to record product usage and provide a basis for future product quality improvements.We will continue to work hard and strive for excellence to provide customers with satisfactory products and services.