☆ Operating principles of quality management assurance system :

The company's products from the design and development, precision production and service process are based on customer demand as the first principle, the full implementation of quality system standards, each product can be traced back to its source, to ensure that each product to customers are stable and reliable.

☆ Business rules of technology innovation guarantee system :

"Tiandun valve" to "continuous innovation, ensuring the best quality" as the technical principle, to customer demand as the first starting point, the product research and development as the first operation of the enterprise, can be customized to meet the needs of all products accoridng to clients’ requirements, first time to effectively meet the customer's practical needs and technical needs.