Quality is the foundation of enterprise development, is the key to winning the competition, billion grams Shi has a professional testing center and improve the quality system. Take the initiative to communicate with customers, to seek a clear product requirements, to achieve both win-win situation; never expected to test, the first inspection process, inspection and final inspection of the four goods seized control, combined with standard-setting, we adhere to continuous improvement, Response, customer value to maximize the quality of the policy.