Product quality runs through the whole production process. Strict control of product quality is an enterprise's responsibility to customers, the foundation of establishing its own brand and the foundation of enterprise development. Standard, strict and orderly testing procedure is the most powerful guarantee of product quality.

To ensure the output of high-quality products with precise and strict management, to research and develop and produce high-quality products, to provide customers with satisfactory services as the first task, to regard quality as life, and to regard customers as God.