The company establishes quality inspection department, which is mainly responsible for the establishment of the company's quality management system and the inspection work of the company's raw materials purchase, production process and product inspection. The quality inspection department has an analysis room and a quality inspection room. It is equipped with more than 100 sets of experimental testing instruments, and the product detection means are perfect. Quality inspection personnel are trained and trained to master the operating rules of the instrument, ensure the accuracy of the inspection data, and ensure that the products from the factory are qualified.