Quality control is an integral part of the production process, and aims to identify defects in the finished product and to check the reliability of its manufacturing process.

   Quality control is established at all stages of the production process, starting with the quality control of used raw materials and ending with the determination of conformity issued by the product specifications and parameters not only in the course of his trial, but also exploitation. Strengthening quality control to a large extent due to the production of customer orientation. Quality control throughout the enterprise entrusted to the central quality control service, whose functions include the development of quality indicators for all types of products.