In order to establish the supervision mechanism of product quality and service, ensure the effective use of products in the demander, provide customers with excellent products and high-quality services, and do a good job of after-sales service is our duty, and quality tracking service is our duty bound responsibility. The factory makes the following commitments to customers:

1. requirements for enterprise quality management system:
Quality policy: market oriented, continuous improvement of management, high-quality products and services to meet the needs of different users is our consistent and unremitting pursuit.
2. Product manufacturing standards and quality assurance
1. Pre sales: to provide warm reception and thoughtful service for customers' incoming calls, letters, visits, and to answer and assist in solving technical problems raised by customers;
2. On sale: during the production of products, our factory can invite relevant technical personnel to come to our factory for detailed information of products, including all kinds of data of products, etc. The factory can provide relevant inspection standard basis for customers to confirm.
3. After sales: in order to cooperate with customers to further do a good job in product after-sales repair, maintenance and other service work;