engineers are deep in production. as a small person in this industry , wherever i go, every time i see that they really have a greater honor, mr. hashemi, let me make them as well. for example, they say that if the depth of internal construction has increased, why has foreign exchange consumption increased? see, because the domestic raw materials , mr. herovani, petrochemicals, zinc, steel, all these are calculated based on world prices. margin of competition, so a household appliance manufacturer, steel producer, copper producer , petrochemical producer, aluminum producer, or even a producer of household appliances, you say. with the condition that you don't change the price , when the price of raw materials is available, the basis of calculation is world prices, and in addition to the fact that the materials themselves have increased in dollars , our raw materials or imported parts are based on that. each of these has its own concept, what do you think? i will say something from the words of the dear producers because i am in the field of import activity , the manufacturers are also with us today in home appliances according to their