d. farzullah mohammadpour of radio and television news agency, you are a special viewer of the martyr president's program , mr. eng. reza mohtashmipour, deputy minister of mining industry and trade, here are our guests, sir. we are talking about the revitalization of mines. yes, i was saying that in the previous periods , there were restrictions without money for the import of heavy mining machines, but with the slogan of supporting domestic production for domestic machines , this is what happened in these years. first, all those obstacles were removed and today the import of mining machinery with us does not face any non-tariff barriers and in fact there is no special license, except for the machinery that has worked, where there must be a balance between the capacity of the mine and that machinery , but in other sectors of new machinery , there are basically no restrictions anymore, so this is in meanwhile , according to the available reports, the production of domestic machines has grown many times over the years, which means that on the one hand, our domestic production has increased, on the