The activity of the ANATA quality control unit starts before the ingredients enter the factory. The ingredients are provided by the most current, modern, trusted and reliable suppliers in the world. Nevertheless, at every purchase, a sample is received and, after passing a quality assurance and a comparison test with the ideal one, the purchase gets made. The purchased ingredients get tested by different physical, chemical, and microbial tests before entering the production system. The ANATA production standard yardstick conforms to the latest national food industrial standards in Iran and the world. To be assured of this, all the personnel are given the needed instructions and every one of them does the needed maintenance work for the continuity of the quality principles of production. Besides, the quality control unit, which is managed by professionals in the courses of chemistry, food industries and nutrition, has the continuous supervision of all production phases. This quality control unit also supervises the phases after production which include storage, loading and transportation to make sure that ANATA products are delivered to customers in the best possible condition.