The raw material of the cereal product is wheat which gathered from the America. Firstly, grains were received at the cereal factory had to inspected and cleaned. The whole grains were crushed between large metal rollers to remove the outer layer of bran. Then they were transferred to large storage silos at 30◦C. Next they were cooked in boiling water at 75◦C. They were then rolled between two metal rollers. And a metal comb was positioned against the grooved roll with a tooth inside each groove. The cooked grains were shredded by the teeth of the comb and drops off the rollers in a continuous ribbon. A conveyor belt catches the ribbons from several pairs of rollers and piles them up in layers. The layers of shredded wheat were cut to the proper size and then baked at 300◦C for 45 minutes. Finally, filled liners of cereal were passed along conveyors and then packed into the cereal cartons 330 grams of carton until the finished the cereal is produced.